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zvonat [6]
3 years ago
14

CAN SOMEONE PLEASE HELP ME ANSWER THESE TWO PRE-CALCULUS PROBLEMS?

Mathematics
1 answer:
Andru [333]3 years ago
5 0

Answer:

OOF, that looks rough, I'm not sure.

Step-by-step explanation:

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The quotient of 10 plus x and y minus 3?
Ierofanga [76]
(10 + x) / (y - 3)....quotient is the result of division
5 0
3 years ago
Without using a calculator how do you evaluate tan 5π/6.
Mama L [17]
Remember that pi=180, 
so 180/6=30, 30*5=150,
what's tan 150? 
Remember that 150 degrees is in the 2nd quadrant, and this is tangent, so it means the answer must be negative, because tan 150= - tan 30, and -tan30=-√3/3. 

Answer: -√3/3. 
3 0
3 years ago
Can please someone help me out and explain it step by step. Thank you
Anit [1.1K]

Answer:x=7, \ y=-2

Step-by-step explanation:

Given

Equations are 3x-y=23 and 2x+3y=8

take 3x-y=23

y=3x-23

Put the value of y in another equation

\Rightarrow 2x+3(3x-23)=8\\\Rightarrow 2x+9x-69=8\\\Rightarrow 11x=77\\\Rightarrow x=7

Put the value of x in y

y=3(7)-23=21-23=-2

Hence, x=7, \ y=-2

7 0
3 years ago
Find the coordinates of the transformed image when the pre-image is reflected over the line x=2
zepelin [54]
A’= (10,1)
B’= (8,1)
C’= (9,5)
D’= (7,5)

hope this helps!
8 0
3 years ago
A pencil cup is a cylinder made of plastic with one base missing. The cup is 5 inches tall and has a radius of 1.75 inches. Appr
wariber [46]

Answer:

74.22

Step-by-step explanation:

a pencil cup is like a cylinder

A=2πrh+2πr2=2·π·1.75·5+2·π·1.752≈74.22013

hope this helps

correct me if this is wrong

3 0
3 years ago
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