lecarolinenguyen lecarolinenguyen
  • 11-11-2020
  • Mathematics
contestada

What is the value of the expression 5y ² + 4x when x = 2.5 and y = 3?

Respuesta :

Аноним Аноним
  • 11-11-2020

Answer:

The answer is 40

Step-by-step explanation:

5*3=15

15*2=30

4*2.5=10

So 30+10=40

Hope this helps!!

Answer Link
Kervelt
Kervelt Kervelt
  • 11-11-2020

Answer:

y= 225 and x= 10

Step-by-step explanation:

You will have to replace y with 3 so it will be 5 times 3 then 15 to the second power to get 225. Now replace a with 2.5 to do 4 times 2.5 to equal 10.

Answer Link

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