3 years ago

Problems 10-14 are very confusing

Mathematics

1 answer:

Akimi4 [234]3 years ago

3 0

See the attached picture:

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Please help!!!! I need this answer fast

Phantasy [73]

Answer:

sin S = 20/ 25

cos S = 15 / 20

tan S = 20/15

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3 years ago

Solve for x. [REMAKE]

Kisachek [45]

Answer:

x = 2

Step-by-step explanation:

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3 years ago

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Use the formula for the sum of the first n terms of a geometric sequence to solve. Find the sum of the first 8 terms of the geom

Dvinal [7]

Answer:

-2040

Step-by-step explanation:

$S_n=a_1\dfrac{r^n-1}{r-1} \qquad\text{for first term $a_1$ and common ratio r}\\\\S_8=-8\dfrac{2^8-1}{2-1}=-2040$

The sum of the first 8 terms is -2040.

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4 years ago

Which of the following numbers is NOT a solution of the equation |x + 5| = x + 5?

Nata [24]

Answer:

-10 is not a solution to the equation

Step-by-step explanation:

I don't really have an explanation

7 0

3 years ago

Tickets to the school play cost $9 for adults and $5 for students. The Wilson family bought 3 adult tickets and 4 student ticket

Anna71 [15]

Answer:

$47

Step-by-step explanation:

$9 x 3 adults is 27

$5 x 4 students is 20

When added it is $47

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3 years ago

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Problems 10-14 are very confusing​

Problems 10-14 are very confusing