If v, = (3,-4) and V2 = (2,6), then v •vz is equal to which of the following?

Need 50 will mark brainliest answer. find the lengths of all the sides and the measures of the angles.

Prove the divisibility of the following numbers: 25^9 + 5^7 is divisible by 30.also, read as (25 to the power of 9) + (5 to the power of 7) is divisible by 30. blank x 30what is the blank? ( it should be expressed in exponent form)

The surface area of the triangular prism is .