Decide whether each question is true or false, and explain how you know. a. 9 x 9 x 3 = 3 to the 5th power
b. 7 + 7 + 7 = 3+ 3+ 3+ 3+ 3+ 3+ 3
c. 1/7 x 1/7 x 1/7 = 3/7
d. 4 to the 1st power = 4 x 1
e. 6+ 6+ 6= 6 to the 3rd power

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1

Answer pls man im trying to get out of summer school

Look at the figure below: triangle abc is a right triangle with angle abc equal to 90 degrees. the length of ac is 5 units and the length of ab is 4 units. d is a point above c. triangle adc is a right triangle with angle dac equal to 90 degrees and dc parallel to ab. what is the length, in units, of segment cd?