Question

if x = 1 y = 2 and z = 5 find the value of xy + yz - zx

Answer 1

Answer:

7

Step-by-step explanation:

Answer 2

Answer:

7

Step-by-step explanation:

Given: x= 1 , y= 2 , z= 5

xy + yz - zx

substitute the value of x,y,z in the given equation

= 1×2 + 2×5 - 5×1

= 2+10-5

= 12-5

= 7

correct explanation

Hope you understand