Henry predicted whether he got answers right or wrong in his 50 question exam. He identified the 27 questions he thought he got right.
It turns out that Henry got 6 questions wrong that he thought he got correct and he only got 14 of the questions wrong he had predicted.
What is the percentage accuracy he had with predicting his scores?

the first one, all those points on the line just make a strait line.

step-by-step explanation:

hans did not square the 40-unit side; he merely multiplied it by 2.   incorrect.

see attached

step-by-step explanation:

given the function as;

write the equation replacing f(x) with y

form   and fill a table containing values of y with corresponding values of x

you can take a range for   values of x as -3≤x≤3

solving for x=-3

for x=-2

repeat the same procedure to get the values of y for the remaining ,x=-1 to x=3

plot the values of y against values   of x and obtain the following graph

2

step-by-step explanation: