2 answers:
7(1+2x)=-49
7+14x=-49
-7 -7
14x=-56
14x 14x
X=-4
Answer: -3.5x
Step-by-step explanation:
Distribute 7 to 1 and 2 then
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1) true
2) false
3) true
4) false
5) true
Answer:
<h3>
f(-k)=0</h3>
Step-by-step explanation:
(x + k) is a factor of f(x)
x+k=0 => <u>x= -k;</u> <em>-k is a root of f(x)</em>
=> f(-k)=0
Answer:
how to help. what is the question.
The base angles are both equal to (180-70) / 2 = 55 degrees
and 1/2 base = 123
so we have tan 55 = a / 123 where a = altitude
a = 123 * tan55 = 175.66
Answer:
210 ml
Step-by-step explanation: