2 years ago

Prove that Sin2(90-theta)(1+cot2(90-theta))=1

Mathematics

1 answer:

s2008m [1.1K]2 years ago

8 0

Step-by-step explanation:

The Answer is in the photo

You might be interested in

For the past three months, Grace used her cell phone for 43 minutes, 62 minutes, and 57 minutes how many minutes would she have

mina [271]

Answer:1

Step-by-step explanation:

Her average over those three months already is 54 so she has and average on 1 min left

8 0

2 years ago

Fine the slope of the line through each pair of points . (-8,-20),(5,2)

kozerog [31]

The formula of a slope:

$m=\dfrac{y_2-y_1}{x_2-x_1}$

We have the points (-8, -20) and (5, 2). Substitute:

$m=\dfrac{2-(-20)}{5-(-8)}=\dfrac{22}{13}$

Answer: The slope is $\dfrac{22}{13}$

7 0

3 years ago

Read 2 more answers

This table shows information about two occupations.

ycow [4]

yes it can be possible to do

5 0

2 years ago

I need these questions to be answered correctly plz tryna get my grade up

Reil [10]

Answer:

1. 81

2. 4 (square root of) 25^3

3. 30 (square root of) 10

6 0

2 years ago

Find the difference -4 -5

madam [21]

Answer:

-9

Step-by-step explanation:

Think about the Keep and change rule, since this is negative, the more negative numbers there are the more it will go deeper. -4 - 5 is -9 because just create a number line and place -4 one it, then jump backwards 5 times.

3 0

2 years ago