Suppose a and b are 3x3 matrices, with det(a) = 5 and det(b) = 3. a. det(2a) = ? 4 pts b. det((ab)-1) = ?

Josephine has a great garden with and area of 2x2 + x - 6 square feet

Drag the tiles to the correct boxes to complete the pairs. match the cart-coordinates with their corresponding pairs of y-coordinates of the unit circle

In need of in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.