Answer: y = -2x + 14
Step-by-step explanation:
original slope: 1/2
new slope : -2
y=mx+ b
y= -2x+b
6= -2(4) +b
6 = -8 + b
14 = b
y = mx + b
y = -2x + 14
Answer:
y = 1/2x² - 2x - 6
392
7(8) + 3(8)(14)
56 + 336
=392
*Brackets mean to multiply.