If 17-m = 12-n then m-n =?
Correct answer A. 5
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Basic Algebra MCQs
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(x+y)2 + (y+z)2 =
Correct answer C. x2+2y2+z2+2y(x+z)
(9/a)+(21/a)x(36/a)=? If a = 3
Correct answer D. 87
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(12a2 – 144a) / (a-12) =?
Correct answer A. 12a
If x = 5 y=4 z=3 then which of the following is true? (I) x+y+z = 11 (II) x+y-z = -6 (III) x+Y+z = 12 (IV) -x+y-z = -4
Correct answer B. III and IV
(a+b)2 + (a-b)2 =
Correct answer A. 2(a2+b2)
(x2yz + xy2z + xyz2) / xyz
Correct answer C. x+y+z
If a x 51 x 48 x 54 = 16 x 17 x 18 then a =
Correct answer A. 1 ? 27
If b = -3 and a = 2 then a2 + b2 + 2ab =?
Correct answer A. ?17
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If 9/a = 7/a2 then a =?
Correct answer A. 7 ? 9
(ab x (a+b)))/(1/a+1/b) =? If a = 1 b = 2
Correct answer D. 8 ? 2
(a+b)2 + (b+c)2 =
Correct answer A. a2 + 2b2 + 2ab + c2 + 2bc
(8/Z)+(6/Z) x (40/Z) =? If Z=2
Correct answer E. 64
4×2 + 16x + 36 is equivalent to?
Correct answer D. 4 (x2+4x+9)
(7x-49) / (x-7) =
Correct answer C. 7
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If a = 3 b = -1 c = 2 which is true (I) a+b+c = 4 (II) 3a + 5b = 4 (III) 2c – 5a = 6
Correct answer D. I and II
7n2 – 7n + 5 – (3n + 7n2) =
Correct answer C. ?10n + 5
Find the value of the function x3+2+5 at = 2
Correct answer B. 17