Simplify 15c−8d0 15
c
−
8
d
0
. Write your answer using only positive exponents.

In the diagram below, dab and dac are adjacent angles. if mdac = 25°, what is mdab in degrees? what is mbac in degrees?

Simplify a7/a4 a) 1/a3 b)-a/a2 c)a4/a3 d)a3

Apark is in the shape of a rectangle. the park authorities are planning to build a 2-meter-wide jogging path in the park (shown as the shaded region in the image). what is the area of the jogging path? plz