Answer:
21
Step-by-step explanation:
42 divided by 2 = 21. or 2×21= 42
Hope I helped!!✌
Answer:
40 %
Step-by-step explanation:
30/85 = .4
.4 × 100 = 40 %
Answer:
hgktjeghuegkekhghkegkhetgkhekhjhkjeg
Step-by-step explanation:
They arent congruent when you look at the side lengths and area
Answer:
0.59375
Step-by-step explanation:
3f(x) - f(1/x) = x^2
x = 2: 3f(2) - f(1/2) = 2^2
x = 1/2: 3f(1/2) - f(2) = (1/2)^2
Let a = f(1/2) and b = f(2):
3b - a = 4; 3a - b = 1/4
3b - 4 = a
3(3b-4) - b = 1/4
8b = 12 + 1/4
b = 1.53125
3 * 1.53125 - 4 = a
a = 0.59375
