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Sauron [17]
3 years ago
10

Please help me with this!!

Mathematics
1 answer:
Ratling [72]3 years ago
5 0

for the first one , send sin^4 (x) to L.H S and then use the identity ( a^2 - b^2 ) = (a+b)(a-b)

you will have the answer in 2 steps literally..

For second one , Add -1 on both sides , leave RHS Untouched.. On LHS , Substitute 1 as sin^2 (x) + cos^2(x) and starting solving by taking common and condensing repeatedly..

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N is the set of integers that are greater than - 3 and less than 2.
Schach [20]
The given set is {-1,0,1,2,3,4,5}
(notice the -2 and 6 are excluded)

the subset which contain positive factors of 5 is {1,5}

so the complement set would be
{-1,0,2,3,4) which matches with b)

4 0
3 years ago
Q supp r and m q =22 degrees
netineya [11]

Answer:

<R = 158

Step-by-step explanation:

Supplementary angles equal 180 degrees.

<Q + <R =180

22 + <R = 180

Subtract 22 from each side

22-22 + <R = 180-22

R = 158

3 0
3 years ago
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X/h + 1 = -2
Semenov [28]

Answer:

x = - 3h

Step-by-step explanation:

Given

\frac{x}{h} + 1 = - 2 ( subtract 1 from both sides )

\frac{x}{h} = - 3 ( multiply both sides by h )

x = - 3h

8 0
3 years ago
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PLEASE PLEASE HELP the question is below
fiasKO [112]

Answer:

24

Step-by-step explanation:

First do parenthesis:

3*(9+1)-6 -> 3*(10)-6

Then do multiplication:

3*(10)-6 -> (30)-6

Then complete it with subtraction:

(30)-6 -> (24)

So your answer would be 24!

PEMDAS= Parenthesis, Exponents, Multiplication, Division, Add, Subtract.

7 0
3 years ago
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of the 50 students particapating in after school sports ,30% of them turned them in .How many students turned in their physical
Readme [11.4K]

Answer:

15

Step-by-step explanation:

30% of 50 is 15 beacuase 50 is 1/2 of 100, and of 100 students 30 would have submtted forms. 1/2 of 30 is 15 which s the number of students that turned n forms

7 0
3 years ago
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