2 years ago

Evaluate the following if a = 3,b= -2 and c = 1 a3 - 2bc +5ac

Mathematics

2 answers:

BARSIC [14]2 years ago

7 0

Answer:

Step-by-step explanation:

(3)×3 - 2×(-2)×(1) + 5×(3)×(1)

9 - -4 + 15 = 28

valentinak56 [21]2 years ago

4 0

Answer:

Step-by-step explanation:

Given

a³ - 2bc + 5ac ← substitute values for a, b, c into the expression

= 3³ - (2 × - 2 × 1) + (5 × 3 × 1)

= 27 - (- 4) + 15

= 27 + 4 + 15

= 46

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