Which expression is a difference of squares with a factor of 2x + 5?
0 4х2 + 10
o 4х2 – 10
o 4х2 + 25
o 4х2 – 25

Arectangle with an area of 47 m² is dilated by a factor of 7. what is the area of the dilated rectangle? enter your answer in the box. do not leave your answer as a fraction.

Find the slope of a line given the following two points

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?