Let r1,..., rp be vectors in Rn ,and let Q be an m*n matrix. Write the matrix [Q r1, ...,Qrp ]as a product of two matrices (neither of which is an identity matrix).

Which undefined geometric term is described as a location on a coordinate plane that is designed by an ordered pair (x,y) ?

Asquare has a perimeter of sixteen centimeters. what is the length of each of its sides? a. 8 cm c. 9 cm b. 4 cm d. 10 cm select the best answer from the choices

The value, v, of kalani’s stock investments over a time period, x, can be determined using the equation v=750(0.80)^-x. what is the rate of increase or decrease associated with this account? 20% decrease 20% increase 25% decrease 25% increase