11. Evaluate :
(i) (3x - 2) (x + 5) for x = 2.
pls answer
Answers
Answered by
3
Answer:
28
Step-by-step explanation:
(3x-2)(x+5) for x=2
(3x2-2)(2+5)
=(6-2)7
=4x7
=28
Answered by
3
Answer:
28
Step-by-step explanation:
We can expand it as:
3x ( x + 5 ) - 2 ( x + 5 ) = 3x^2 + 15x - 2x - 10 = 3x^2 + 13x - 10
Now we can evaluate:
3(2)^2 + 13 ( 2 ) - 10 = 12 + 26 - 10 = 28
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