2 years ago

A2+(b−c); a=−8, b=17, c=21

Mathematics

1 answer:

Elis [28]2 years ago

7 0

Answer:

-20

Step-by-step explanation:

a2 + ( b-c)

rewrite the equation

2 * a + ( b - c )

a = -8

b = 17

c = 21

substitute in the given values

(-8) 2 + ( (17) - (21) )

simplify and solve

-16 + ( 17-21)

= -16 + (-4)

= -16 -4

=-20

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