Advertisements
Advertisements
प्रश्न
If a = 2, b = −2, find the value of a2 − b2.
योग
Advertisements
उत्तर
a2 - b2 putting a = 2 and b = -2 in the given equation
= (2)2 - (-2)2
= 4 - 4
= 0
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
If p = -2, find the value of −3p2 + 4p + 7.
Simplify the expression and find the value if x is equal to 2:
x + 7 + 4 (x - 5)
Simplify this expression and find its value if x = 3, a = −1, b = −2.
2a - 2b - 4 - 5 + a
If m – 6, evaluate:
(2m)2
If m = 2, evaluate:
16m – 7
If x = 2 and y = 10, evaluate:
(10x)2
If x = 2 and y = 10, evaluate:
5y2
If m = − 8, evaluate:
2m + 21
If x = 2 and y = − 4, evaluate:
5x2y
If x = − 5 and y = − 8, evaluate:
2xy2
