Letter D would not be a quadratic.
x^2 + 3x - 2 = x^2 - 2x once simplified becomes
5x - 2 = 0 this is linear.
Answer:
e) 1
f) -207
g) -10
h) 29/40
Step-by-step explanation:
e) 10-3×3
f) -27×(11/3+4)
g) -(10)
h) -7/5+11/4-5/8
Answer:
See the attached image for the answers and the working out.
Step-by-step explanation:
It will take them a total of 3.07 hours.