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A#66. The sum of a number and its reciprocal is 5/2. Find the number.
It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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A#67. The sum of some even numbers starting from 2 is 420. Find the number of even numbers added.
It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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A#68. A man's age after 15 years will be the square of his age age 15 years ago. Find the age.
It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
Online
Hi,
A#69. The sum of some even numbers starting from 2 is 420. Find the number of even numbers added.
It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
Online
Hi,
A # 70. One year ago, a man's age was eight times the age of his son. At present, man's age is the square of son's age. Find the present ages.
It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
Online
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A # 71. The product of Rita's age before 5 years and her age after 9 years is 15. Find her present age.
It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
Online
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A # 72. The sum of the ages of a man and his son is 45 years. The product of their ages before 5 years is 124. Find their present ages.
It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
Online
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A # 73. Which number added to the polynomial
gives polynomial with (x - 1) as a factor.It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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A#73. The number (a) =2
"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan
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Hi,
Good work!
A # 74. By adding a number to
a new polynomial q(x) is to be formed. What number should be added, so that (x - 1) is a factor of q(x)?It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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A#74:The number (a) = -3.
"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan
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Hi 666 bro,
Neat work!
A # 75. Find the remainder then
is divided by (x + 2).It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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A # 76. Find the value of 'a', if (x + a) is a factor of
It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
Online
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A # 77. If
is divided by (x - 3), remainder is -9, find 'a'.It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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Solution A#77 is a=2
"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan
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Neat work!
A # 78. Find the value of k if (x - 2) is a factor of the polynomial
It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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Solution A#78 the values are k=1 or k=(1/16)
"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan
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A # 79. Find the value of k if
is a factor ofIt is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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Solution A#79 the value of k=-3
"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan
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Hi,
Neat work!
A # 80. Factorize:
It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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Solution for A#80 is (xy+4z)(xy-4z)((xy)^2 +(4z)^2))
Last edited by 666 bro (2020-06-18 01:00:26)
"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan
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Hi,
Neat work!
A # 81. Factorize:
It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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( x+(1/2) ) ( x-(1/4) )=0
x=1/4 or x= -1/2
"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan
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Neat work!
A # 82. Solve:
It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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2x^2 -6x -x +3 = 0
2x(x-3) -1(x-3) = 0
(2x-1) ( x-3) = 0
x = 1/2 or x= 3
"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan
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