If point (4, 5) is on the graph of a function, which equation must be true?

1. f(5)=4
2. f(5,4)=9
3. f(4)=5
4. f(5,4)=1

Write the equation for the parabola that has x− intercepts (−2,0) and (4,0) and y− intercept (0,4).

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.

Grant simplified the expression 1.5(-3.2 + 2.5) his work is shown below explain the error in grants work