Eight is less than 4 times another number can be shown by the inequality 8 < 4n. Choose the answer that make this inequality
1 answer:
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Answer:
y= -2x-5
Step-by-step explanation:
First find the gradient of the first line
m=
m=
m=1/2
From this we can find the gradient of the perpendicular line, or the normal.
m1 × m2 = -1
Replace m1 with 1/2
1/2 × m2 = -1
m2= -2
Substitute values into
y-y1=m (x-x1)
y-3=-2 (x+4)
y-3=-2x -8
y=-2x-5
Given :
A computer performs a calculation in seconds to solve a maths problem.
To Find :
How long does the computer need to calculate the solutions to maths problems.
Solution :
Time taken to perform 1 calculation is .
So, time taken to perform calculations.
Hence, this is the required solution.