sara speed is half of Jeanette's so if jeanette ran 7 miles then her walking speed is 3.5MPH and sense she is 7 miles ahed sara is 10.5 miles behind... 3.5MPH which is jeanette speed is double than sara so 3.5/2 is 1.75MPH... Saras walking speed is 1.75MPH

5 0

3 years ago

Is the square root of 65 rational or irrational?

wlad13 [49]

Step-by-step explanation:

$\sqrt{65}$

As it can't be expressed in the form p/q, where q is not equal to 0,

Hence,

square root 65 is an irrational 

3 0

2 years ago

Which of the following is an even function? A.f(x) =(x-1)^2 b. F(x)=8x c.f(x) =x^2-x d.f(x)=7

pentagon [3]

Answer:

Step-by-step explanation:

A.f(x) =(x-1)^2 is even because of that even exponent, 2.

b. F(x)=8x is odd because x has the exponent 1.

c.f(x) =x^2-x is neither even nor odd

d.f(x)=7 is even because the exponent is even: 7^0

4 0

3 years ago