Slope = (6 +9) / (2 +1) = 15/3 = 5
y = mx + b
-9 = 5(-1) +b
b = - 4
equation
y = 5x - 4
The zeros of function are x-s, for which f(x) = 0:
The constant is 3
................................
Answer:
The percent of increase is 32.43%.
Step-by-step explanation:
Take the difference of his new score and the old score.
37-25 = 12
To find the percent change, take that difference and divide it by the new score. Then multiply that answer by 100%.
12/37 = .3243
.3243 x 100% = 32.43%