Question 1

A moving object has a constant acceleration of -9.8 meters per square second. If its initial position (t=0) is 50 meters above zero and position at t=5 seconds is 80 meters above zero, how many meters is the object from zero at t=7?

Question 2

Question 5 4x If (0,8) is the y-intercept of f(x) and the slope of fat x is m (x) = then what is fix)? ( x 2 + 1 ) 3 0 8 ( x 2 + 1 ) -2 O 4X (x 2 + 1) +8 09-(x2+1)-2 O 8(1-5x2 ) (x 2+1) -4 O (1-5x2)(x 2+ 1) *+8