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miv72 [106K]
3 years ago
6

How do you do this question?

Mathematics
1 answer:
OLEGan [10]3 years ago
7 0

Step-by-step explanation:

∫ dt / (cos²(t) ⁹√(1 + tan(t)))

If u = 1 + tan(t), then du = sec²(t) dt.

∫ du / ⁹√u

∫ u^(-1/9) du

9/8 u^(8/9) + C

9/8 (1 + tan(t))^(8/9) + C

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Questions and answers attached
Black_prince [1.1K]

Answer:

(3)(c) + 43 ≥ 100

Step-by-step explanation:

Given:

Total number of friends = 3 friends

Number of card already have = 43

Total number of card at least want to collect = 100

Find:

Inequality

Computation:

Assume;

Same number of card each friend collect = c

Total number of card at least want to collect ≤ (Total number of friends)(Same number of card each friend collect) + Number of card already have

Total number of card at least want to collect ≤ (3)(c) + 43

100 ≤ (3)(c) + 43

(3)(c) + 43 ≥ 100

3 0
3 years ago
A box of candy bars costs $3.12. Each candy bar in the box costs $0.52. How many candy bars are in the box?
bulgar [2K]

Answer:

6 candy bards

Step-by-step explanation:

$3.12 (total)

each one is $0.52

3.12=0.52b

divide on both sides

3.12/0.52

=6

6 candy bars

(summarized, divide 0.52 by 3.12)

3 0
2 years ago
You mow the lawn to earn your allowance. Each time you mow the lawn you earn 12$
BARSIC [14]

Answer:

12×m=d................

5 0
3 years ago
Please help my brain is dead -_-
ASHA 777 [7]
With out deductions the total will be 729.16. but with the deductions the income will be 500.
5 0
3 years ago
Read 2 more answers
Find the supplementary angle.<br> 4. 80°<br> 5. 65°<br> 6. 34°
erastova [34]

Answer:

In a supplementary angle the angle is 360°

in a complementary angle the angle is 180°

5 0
2 years ago
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