2/5 of the students in the class received an invitation to sari's party. (a) if there are 35 students in sari's class, how many of the students received invitations to sari's party? (b) how many students did not receive an invitation to her party?

Find the exact value of cos(arcsin( one fourth for full credit, explain your reasoning. (2 points)

Simonne used the following steps to simplify the given expression. 12-3(-2x+4) step 1: 12+(-)+(-3)(4) step 2: 12+6x+(-12) step 3: 12+(-12)+6x step 4: 0+6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? •identity property of addition •inverse property of addition •associative property of addition •commutative property of addition

Aregular octagon rotates 360 degrees about its center. how many times does the image of the octagon coincide with the preimage during the rotation?