Advertisements
Advertisements
प्रश्न
Simplify this expression and find its value if x = 3, a = −1, b = −2.
2a - 2b - 4 - 5 + a
बेरीज
Advertisements
उत्तर
2a - 2b - 4 - 5 + a on putting a = -1, b = -2 in the given equation
= 2a + a - 2b - 4 - 5
= 3a - 2b - 9
= 3 × (-1) - 2 (-2) - 9
= -3 + 4 - 9
= -8
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
If a = 2, b = −2, find the value of a2 + ab + b2.
If x = 4, evaluate:
`"x"^2/2`
If x = 4, evaluate:
12x + 7
If x = – 6, evaluate:
11x
If a = − 10, evaluate:
3a – 2
If p = − 10, evaluate:
6p + 50
If m = 9 and n = − 2, evaluate 2m2n
If x = − 5 and y = − 8, evaluate:
4x2
Evaluate the expression \[n^3+5n^2+5n-2\] n = −2.
Evaluate \[a^2+2ab+b^2\] when a = 3 and b = 2.
