Question

(2. If p = 3 and q =-3, find the value of:
a) 2p +9 - 3pq
.​

Answer 1

Answer:

42

Step-by-step explanation:

2p+9-3pq

Putting p= 3 and q= -3

2(3)+9-3(3)(-3)

= 6 +9- (-27)

= 6+9+27

= 15+27

= 42

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Answer 2

$\huge\mathtt\pink{Answer}$

Putting P = 3 & Q = - 3

2p+9-3pq

$2(3) + 9 - 3(3)( - 3)$

$6 + 9 - 9( - 3)$

$15 - 9( - 3)$

$15 + 27$

$42$