Find the error in the student’s calculation.

the student should have simplified the exponent first.
the student did not subtract 3 and 8 correctly.
the student should not have multiplied 8 and -2.
the student did not make an error.

49xy +34y - 72z. determine the degree of the polynomial

Which functions shave a maximum and are transformed to the left and down of the parent function ,check all that apply f(x) = x2? p(x) =14 (x+7)2 + 1

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.