Advertisements
Advertisements
प्रश्न
When a = 0, b = −1, find the value of the given expression:
2a + 2b
बेरीज
Advertisements
उत्तर
2a + 2b Putting a = 0 and b = -1 in the given equation
= 2 × (0) + 2 × (-1)
= 0 - 2
= -2
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 10: Algebraic Expressions - EXERCISE 10.2 [पृष्ठ १६८]
APPEARS IN
संबंधित प्रश्न
If p = -2, find the value of −3p2 + 4p + 7.
If a = 2, b = −2, find the value of a2 − b2.
If m = – 7, evaluate:
12m
If a = − 10, evaluate:
a2 + 8a
If m = − 8, evaluate:
`"m"^2/4`
If p = − 10, evaluate:
3p2 – 20p
If x = 2 and y = − 4, evaluate:
5x2y
If m = 9 and n = − 2, evaluate 2m2n
If x = − 5 and y = − 8, evaluate:
3y2
From the formula B = 2a2 – b2, calculate the value of B when a = 3 and b = − 1.
