2 years ago

Here is the proof of sinx+cos^2x/cosx=tanx+cosx. What is the missing line?

Mathematics

1 answer:

Eva8 [605]2 years ago

3 0

See Explanation Below

Step-by-step explanation:

Given

Required

Prove

To start with; we open the bracket on the left hand side

Reorder

From trigonometry;

So;

becomes

Also from trigonometry;

So,

becomes

Proved

You might be interested in

A 20° sector in a circle has an area of 684 yd2.

olga_2 [115]

20 x 18 = 360

---------

18 x 684 yards squared = 12,312 yards squared

---------

Answer:

12,312 yards squared

8 0

2 years ago

If a game consists of picking a number from a bag of beans numbered 2, 2, 3, 4, and 5 and flipping a coin, which probabilities a

White raven [17]

Answer:

I say C. Because 2 shows up twice for the bag of beans

Step-by-step explanation:

8 0

2 years ago

Read 2 more answers

Which expression is equivalent to x−2y ?

Tresset [83]

Answer:

-2y+x

Step-by-step explanation:

x-2y

-2y+x

3 0

3 years ago

Read 2 more answers

Find the sum of the interior angle measures of the polygon

pshichka [43]

<h3>Answer: 1260</h3>

Work Shown:

We have 9 sides of this polygon. See the diagram below. So n = 9

Plug that into the formula below to find the sum of the interior angles

S = 180(n-2)

S = 180(9-2)

S = 180*7

S = 1260

8 0

2 years ago

Graph the line with slope - 2 and y-intercept -4.

Basile [38]

Answer:

10?

Step-by-step explanation:

5 0

3 years ago