Math, asked by sarthakgamer651, 1 day ago

If X = -2, Then find the value of the following.
i) 3x - 8
ii) -2x² - 5x+7
PLS TYPE EXPLANATION ALSO

Answers

Answered by atifkhanguna2000

0

Answer:

l din't no maths is problem

Answered by reikun

1

Answer:

i) -14

ii) 9

Step-by-step explanation:

i) 3 × -2 - 8

= -6 -8

= -14

ii) -2 × -2^2 -5 × -2 + 7

= -2 × 4 + 10 + 7

= -8 + 10 + 7

= 2 + 7

= 9

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