Question

4 and b 2
6
(a)
Ifm = -2, n = 2 and p = 3, find the value of the expression (4p – mn) (pn - pm).
If x = 2, y = -1 and z = 3, calculate the value of the expression
(b)
6x - 4y + 22
3z + x
7
plz answer fast

Answer 1

Answer:

a =

(4p - mn ) (pn-pm)

(4 x 3 - -2x2 ). (3x2 - 3x-2)

(12- -4) (6 +6)

(8) (12)

96

b =

12 +4+22 =38

9+2= 11