delilah0304 delilah0304

24-07-2017
Mathematics

contestada

Solve 4r2 – 7 = 29.
a. +-6
b. +-3
c. +-4
d. +-5

Respuesta :

24-07-2017

4r^2-7=29
+7 both sides
4r^2=36
÷4 both sides
r^2=9
square root both sides
r=+/-3 B

Answer Link

Otras preguntas

What is a weak chemical attraction between polar molecules?

What is the ratio of Kayla’s cats to dogs

When you place bar lines in this example to show three beats per measure, how many measures do you create? one two three four

Consider the quadratic equation: 5x2 + 2x + 1 = 0. 1) Which statement is true about the roots of the given quadratic equation? A) 1 real root of multiplicity

20 POINTS PLEASE HELP A furniture maker uses the specification 19.88 drawer. Write the specification as an absolute value inequality. w-0.24 < 20.12 w - 20 3

What is the effect of the workpiece specific cutting energy on the cutting forces, and why?

Chickens eat small rocks for what reason? A) They lack teeth, so this aids with digestion. B) They will eat anything that is put in front of them. C) They are t

Which of the following wad a goal radical republicans had during reconstruction

Inherited traits are to learned habits as the ________ perspective is to the ________ perspective. A) behavioral; social-cultural B) evolutionary; behavioral C)

What role did the tobacco industry play in the development of the first colonies in Virginia