Question

(a) Find the value of a2 +2b3
-3c, If a= -1, b=2 and c=+3​

Answer 1

Answer:

8

Step-by-step explanation:

(-1)^2 +2(2)^3-3(3) = 1 + 16 -9 = 8

Answer 2

Answer:

8

Step-by-step explanation:

$a^{2} + 2b^{3} -3c$

Substitute the values.

= (-1)² + 2(2)³ - 3(3)

Simplify.

= 1 + 2(8) - 9

= 1 + 16 - 9

= 17 - 9

= 8

The answer is 8.

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