Answer:
(2x + 5)(2x - 9)
Step-by-step explanation:
Step-by-step explanation:
Answer:
Answer → C) 121°
Step-by-step explanation:
» Let the wanted angle be x
Answer:
D) All of these mappings are functions
Step-by-step explanation:
Y = k / x² ( y varies inversely as the square of x )
y = 1/8 when x = 1:
1/8 = k / 1²
8 k = 1
k = 1/8
For x = 5:
y = 1/8 / 5² = 1/8 : 25 = 1/8 · 1/25 = 1/200
Answer: A ) 1/200