Advertisements
Advertisements
प्रश्न
If x = 2 and y = − 4, evaluate:
(5y)2
योग
Advertisements
उत्तर
(5y)2
= 5 × y × 5 × y
= 5 × (− 4) × 5 × (− 4)
= (− 20) × (− 20)
= 400
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
Simplify the expression and find the value if x is equal to 2:
3 (x + 2) + 5x - 7
Simplify the expression and find the value if x is equal to 2:
4 (2x - 1) + 3x + 11
If m – 6, evaluate:
5m − 6
If m – 6, evaluate:
(2m)2
If x = 4, evaluate:
5x2 + 4x
If a = – 10, evaluate:
a2
If m = – 7, evaluate:
2m2
If x = 2 and y = 10, evaluate:
5y2
If p = − 10, evaluate:
`"p"^2/50`
The temperature in the Fahrenheit scale is represented by F and the temperature in the Celsius scale is represented by C. If F = `9/5` × C + 32, find F when C = 40.
