3 years ago

If sec x = -3, and x lies in quadrant II, find tan x/2

Mathematics

1 answer:

PIT_PIT [208]3 years ago

3 0

Answer:

√2.

Step-by-step explanation:

sec ^2x = 1 + tan^2 x

(-3)^2 = 1 + tan^2x

tan^2 x = 8

tan x = +/- 2√2

tan x/2 = tanx / sec x + 1

= -2√2 / -3 + 1

= -2√2 / -2

= √2

We take the negative tan because tan is negative in the second quadrant.

You might be interested in

What does x equal in -3(9+x)=33

photoshop1234 [79]

No it does not, if you’re trying to solve for x you have to do PEMDAS

8 0

3 years ago

Read 2 more answers

You have 7 pairs of socks in the dryer. Only one pair is black. You randomly choose two of the socks. What is the probability th

Greeley [361]

1 out of 7. cause there are 7 socks and 1 black sock. nit sure tho

5 0

4 years ago

Read 2 more answers

1 5/6 changes into improper fraction

SVETLANKA909090 [29]

$1 \cfrac{5}{6} =\cfrac{6 \cdot1+5}{6} =\cfrac{6+5}{6} =\cfrac{11}{6}$

3 0

4 years ago

Read 2 more answers

Quizziz help please 9th grade math

Thepotemich [5.8K]

Y-6
Mark le brainliest!!

8 0

3 years ago

Find the area of the regular polygon.<br> 9.2 ft/<br> 10 ft

9966 [12]

Answer:

92ft^2

Step-by-step explanation:

When finding the area you multiply length times width. I suppose the number you gave me are the length and width so i multiplied them and got 92ft^2

6 0

3 years ago