25-10-2020
Mathematics

contestada

GUYS PLEASE HELP!!
Evaluate the expression if a=2 and b= -4
a+b² =

20
18
10
-18

Respuesta :

TrickYwriTer TrickYwriTer

25-10-2020

Step-by-step explanation:

Given -

a = 2
b = -4

To Find -

Evaluate a² + b²

Then,

(2)² + (-4)²

= 4 + 16

= 20

Answer Link

jimrgrant1 jimrgrant1

25-10-2020

Answer:

18

Step-by-step explanation:

Given

a + b² ( substitute a = 2 and b = - 4 into the expression )

= 2 + (- 4)² = 2 + 16 = 18

Answer Link

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