mathqiz21
mathqiz21 mathqiz21
  • 03-11-2019
  • Mathematics
contestada

what’s the answer when x=3 and y=5 ?

whats the answer when x3 and y5 class=

Respuesta :

nfmt
nfmt nfmt
  • 03-11-2019

the answer is 88

x^2 +2 (x+y)

3^2+2(3+5)

3^2+2(8)

9+2(8)

11 (8)

88

Answer Link
jimrgrant1 jimrgrant1
  • 03-11-2019

Answer:

25

Step-by-step explanation:

Given

x² +2(x + y) ← substitute x = 3 and y = 5 into the expression

= 3² + 2(3 + 5)

= 9 + (2 × 8)

= 9 + 16

= 25

Answer Link

Otras preguntas

What percent is 150 sq ft of 3000 sq ft
what percent of 126 is 22?
Why did the americans go to Oregon during manifest destiny and why did the mormon go to utah??
What is Germany in German?
What is hyperbole? Please help
rewrite the expression without using a negative exponent 6m^-2
A sighting from sea level to the top of a lighthouse was 60°. The lighthouse is known to rise 180 feet above sea level. What is the distance (to the nearest foo
What is the volume of a rectangular box that has base area of 75 square inches and a height of 20 inches
What is Germany in German?
A bag has index cards with the following numbers on them: 4, 11, 13, 25, 12, and 18. If an index card is drawn randomly , what is the probabilty that a composit