brigettegonzalez brigettegonzalez

09-02-2021
Mathematics

contestada

What is the value of the
expression below if a = -4, b = 5?

What is the value of the expression below if a 4 b 5 class=

Respuesta :

thebecks thebecks

09-02-2021

Answer:

56

Step-by-step explanation:

2a^2b+5ab-4

substitute a & b:

2(-4)^2(5)+5(-4)(5)-4

2(16)(5)+5(-4)(5)-4

160-100-4=56

Answer Link

jaz4055 jaz4055

09-02-2021

The answer should be 38
Sorry if it’s wrong

Answer Link

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