dsaaad363 dsaaad363

20-11-2021
Mathematics

contestada

if ab=12 and a^2+b^2=25 ,then what is (a+b)^2=

Respuesta :

hufederico984 hufederico984

20-11-2021

Answer:

I think it’s a^2+2ab+b^2

Answer Link

rednaxela1818 rednaxela1818

20-11-2021

Answer:

49

Step-by-step explanation:

Multiply out (a+b)^2

(a+b)^2 = (a+b)(a+b) = a^2 + ab + ba + b^2 ; not ab = ba so,

= a^2 + 2ab + b^2 = a^2 + b^2 + 2ab ; now subtitue in given values

=25 + 2(12) = 25 + 24 = 49

So (a+b)^2 = 49

Answer Link

Otras preguntas

How were the human relations after the invention of television

What is .725 as a Fraction?

What is the missing exponent 6(____)^4=6^20Please answer my question fast!

what is the expression of The product of 4 and a number , then increased by 8.

7. Suppose you're an attorney. In a case you're presenting to a federal court, you argue that the person you're defending suffered cruel and unusual punishmen

A car rents for $40 per day plus 18¢ per mile. You are on a daily budge of $67. What mileage will allow you to stay within your budget?

How to write 3.17 In word form?

The sum of three consecutive even number is 156 what is the smallest of the three number?

What is the rate and unit rate of 40 meters in 16 seconds

Find the rate and unit rate for 40 meters in 16 seconds