Question

Find the value of expression when x=2 and y=-1 a) 4²y×2y×3×3 b)(x²y)×(2xy⁴)×(-32y)​

Answer 1

Answer:

Given x=1,y=2

(i) 4x−3y+5=4(1)−3(2)+5=4−6+5=3

(ii) x 2+y 2 =(1) 2+(2) 2 =1+4=5

(iii) xy+3y−9=(1)(2)+3(1)−9=2+3−9=−4

Step-by-step explanation:

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