An expression for the nth term of a sequence is 10-n^2

Find the third term of this sequence.

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

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth

Felix wrote several equations and determined that only one of the equations has no solution. which of these equations has no solution?