Question

find the value of expressions
1) a^2-ab-2a+5b when A=2 and B=-3
2) x^3+y^3+3xyz when x= -1, y= 2 and z= 3

Help me

Useless answer will reported ✌️​

Answer 1

In 1

WE HaVe

ATQ

= 4-2×3-2×2+5×3

=4-6-4+15

USING BODMAS RULE

= 19-10

=9

In. 2

WE HAVE

= -3+8+3×-1×2×3

= 5-18

= -13

HOPE WOULD HELP YOUP

Answer 2

Answer:

photosynthesis is a process by which plants used to make or prepare their food