19tshabraiz 19tshabraiz
  • 18-05-2020
  • Mathematics
contestada

if x=5 and y=2,work out the value 2x squared

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AnimeBrainly
AnimeBrainly AnimeBrainly
  • 18-05-2020

Answer:

50

Step-by-step explanation:

You are solving for 2x². You do not need the value of y, nor the variable itself.

You are given: x = 5

Plug in 5 for x.

2x² = 2(5²).

Remember to follow PEMDAS. First, solve the exponent, then multiply:

5² = 5 * 5 = 25

2 * 25 = 50

50 is your answer.

~

Answer Link
wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 18-05-2020

Answer:

see below

Step-by-step explanation:

(2x) ^2 =

Let x= 5

(2*5) ^2 = 10^2 = 100

If you mean 2 x^2

Let x=5

2 * (5)^2

2 * 25 = 50

Answer Link

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