With some simple rearrangement, we can rewrite the numerator as

Then factorizing the difference of squares,
, we end up with

In a 45-45-90 triangle, both of the legs have the same length and the ratio of one leg to the hypotenuse is 1:sqrt(2).
Answer:
1.slope = 4/2x 2.slope= -5/4x 3.slope=7/5x
Step-by-step explanation:
Have a great night
Answer:
D. 
Step-by-step explanation:
Given

Required
Determine its equivalent
<em>From the list of given options, the correct answer is</em>

This is shown as follows;

Multiply both sides by 

Open Bracket


Subtract x from both sides


Multiply both sides by -1


Reorder

<em>Hence, the correct option is D</em>

The number in the ones place is 1.