Answer:
A and B
Step-by-step explanation:
-3 and -2 are the only values less than or = to -2
the rest are greater than -2
a and b
a)
b)
c)
d)
e)
Q1: I forgot measure of center but I think mean Q2: D
33.18
Use law of sines.
x / sin(65°) = 21 / sin(35°)
x = 21 sin(65°) / sin(35°)
x ≈ 33.18
x² - 2x - 15 = 0
x1 = 5
x2 = -3
Rs 720
Cost of 1 m of cloth = 450/5= Rs 90
Cost of 8 m of cloth= 90*80= Rs 720
