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2 answers:
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Answer:
The equation in the polar form is;
Step-by-step explanation:
e = 3/4 > 1, we have an hyperbola
The polar equation of a conic is of the form;
For vertical directrix
For horizontal directrix
Where;
k = Distance from the focus to the directrix = 2
We have;
Which gives the equation in the polar form as follows;
.
Answer:
Step-by-step explanation:
Cot is the inverse of tan. Therefore, the ratios are also inverses. The same goes for csc, which is the inverse of sin.
The tan ∠B = so the cot ∠B =
so the first statement is false.
The sin ∠C = so the csc ∠C =
so the second statement is false.
The tan ∠C = so the cot ∠C =
so the third statement is false.
The sin ∠B = so the csc ∠B =
which reduces to
so the last statement is true!
Answer:
y = 12x + 8
Step-by-step explanation:
1. 3x - 1/4y = -2
Subtract 3x from both sides
2. -1/4y = -2 - 3x
The equation is in standard form.
3. -1/4y = -3x - 3
Multiply both sides by -4
4. Check photo for step 4
Divide by -1/4 = -0.25 undoes the multiplication -1/4 = -0.25
5. y = (-3x-2) / (-1/4)
Divide -2 - 3x by -1/4 = -0.25 by multiplying -2 - 3x by the reciprocal of -1/4 = -0.25
y = 12x + 8
