△STU is mapped to △PQR by a dilation with center ( , ) and scale factor ( ) and a reflection across the ( )-axis.

Which of the following is true about the graph of f(x)=7^x. select all that apply. a= it intercepts the x axis b=it intercepts both axis c=it intercepts neither d=it intercepts the y axis

Sketch one cycle if the cosine function y=2cos2theta

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?