Answer:
2y+1+9x is written as a product of three factors
Answer: 6.3093
<u>Step-by-step explanation:</u>



xln3 = 5ln4

x = 6.3093
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Answer: 5, 3,
, D
<u>Step-by-step explanation:</u>
a) x ≤ 0 so, f(-5) = | -5 | = 5
x ≤ 0 so, f(-3) = | -3 | = 3
x > 0 so, f(5) = 
b) graph D
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Answer: 
<u>Step-by-step explanation:</u>

= 
= 
Answer:
D) y=5x+20
Step-by-step explanation:
Cot x = cos x / sin x
cot π/4 = cot 45° = cos 45° / sin 45°
We know that sin 45° and sin 45° have the same value:
cos 45° = sin 45° = √2 / 2;
cos 45° / sin 45° = √2/2 : √2/2 = 1
Answer:
cot π/4 = 1