Consider the following geometric sequence: -5, 10, -20, if the explicit formula for the sequence above is expressed in the form a^n= b (c)^n-1, determine the values of b and c.

If you could answer these your a life saver

What percent of 18 is 24? and plz explain thx.

Sara is flying a kite at the park. the angle of elevation from sara to kite in the sky is 53° and the length of the string is 32 feet. of sara is 5 feet tall how far off the ground is the kite