If 7 giant solar power plants generate 1.3 gigawatts (gw) of energy to power 900,000 homes, how many gigawats can 21 giant solar plants generate?

Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?

Describe the 2 algebraic methods you can use to find the zeros of the function f(t)=-16t^2+400.

Acone with volume 1350 m³ is dilated by a scale factor of 1/3. what is the volume of the resulting cone? enter your answer in the box. m³