You want to buy a drink that costs 79 cents. If you only have 53 cents, how many more cents do you need to buy the drink?
1 answer:
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The trigonometric identity can be used to solve for the height of the blue ladder that is leaning against the building is .
We have to determine
Which trigonometric identity can be used to solve for the height of the blue ladder that is leaning against the building?.
<h3>Trigonometric identity</h3>Trigonometric Identities are the equalities that involve trigonometry functions and hold true for all the values of variables given in the equation.
Trig ratios help us calculate side lengths and interior angles of right triangles:
The trigonometric identity that can be used to solve for the height of the blue ladder is;
Hence, the trigonometric identity can be used to solve for the height of the blue ladder that is leaning against the building is .
To know more about trigonometric identity click the link given below.
So y=2x is the only answer that fit y=kx, while k=2
Answer:
1)
2)
3)
4)
Step-by-step explanation:
1)
Solving using exponent rule:
So,
2)
Using the exponent rule:
We have:
We also know that:
Using this rule:
So,
3)
Solving:
So,
4)
We know that:
So,