412brooke 412brooke

01-06-2018
Mathematics

contestada

50 POINTS
Which number is the principal square root of 49?
(A) Both 7 and -7
(B) There is none
(C) 7
(4) -7

Respuesta :

Ster007 Ster007

01-06-2018

A, both 7 and -7,
[tex] - \times - = + [/tex]

Answer Link

Faithl0326 Faithl0326

01-06-2018

* 7 = 49
-7 * -7 = 49
So since either negative or positive works, Id go with A.
HOPE THIS HELPS

Answer Link

Otras preguntas

What is the product of 36 and 80

what were the three things japanese borrowed from korea and chine

What is one half added to three quarters

What 2 numbers add up to 17 and multiply to get -84?

Subsistence farmers grow only enough food to feed their families. (1 point) true false

Which of the following would most likely utilize a particulate control device? a. a vacuum cleaner b. a factory smokestack c. a laundry dryer d. all of the

$30 is 60% of what number?

what is 15x6= because im doing ixl and need to know what 15x6=

the sum of three numbers is 79. The second number is 5 times the first, while the third is 16 more than the first. Find the number

Why is a globe more accurate than a flat projection map?