Answer:
A)y=9x+5
Step-by-step explanation:
If x=-1, y=-4,
y=9*-1+5=(-9)+5=-4
If x=0, y=5,
y=9*0+5=5
Answer: A. contains mirrors that reflect the object
Step-by-step explanation:
A periscope contains mirrors in it that are on opposite sides and are arranged in a 45° angle to each other. It works by light striking the first mirror which cause its to reflect it at a 45° angle to the next mirror.
Depending on the length of the periscope, this continues until the last mirror reflects the incoming light to the eyes of the person using the periscope thereby allowing them to see objects hidden behind or under a barrier.
The answer is c. we add 4x^4+x^4. then cancel the -x^2+x^2 and also the -x and x . so, we are left with the -1. that's why the answer is c
<h2>Greetings!</h2>
Answer:
250%
Step-by-step explanation:
To find the percent increase, divide the end amount by the primary amount:
45 ÷ 18 = 2.5
Now simply multiply this value by 100:
2.5 x 100 = 250
So the percent increase is 250%!
<h2>Hope this helps!</h2>
Answer:
Remember The distance, speed, time triangle
Step-by-step explanation:
Formula is
Speed x time=distance
Distance divided by speed=time
distance divided by time=speed
