- a² + b²
- a² – b²
- (a + b)² – (a – b)²
- (a + b)² + (a – b)²
Related MCQs
2 and -3 are the roots of?
A.
(x−2)(x+3)=0
B.
(x−3)(x−4)=0
C.
(x+2)(x+3)=0
D.
(x−2)(x−3)=0
Correct answer is:
A. (x−2)(x+3)=0
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3.14 X 106 is equal to:
A.
A. 314
B.
B. 3140
C.
C. 314000
D.
D. None of these (3140000)
Correct answer is:
D. D. None of these (3140000)
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If 625 is sum of 5 consecutive odd integers, largest is:
A.
125
B.
127
C.
129
D.
131
Correct answer is:
C. 129
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If x + y = 6 and 4x - y = 4, what is the value of x?
A.
1
B.
2
C.
3
D.
4
Correct answer is:
B. 2
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If the sum of two numbers is 50 and their ratio is 3:2, what is the smaller number?
A.
30
B.
25
C.
20
D.
10
Correct answer is:
C. 20
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