MATHEMATICS HIGH SCHOOL

Find domain of g

g(x)=x+5/2x^2-x-3

Answers

Answer 1
Answer: g(x)=(x+5)/(2x^2-x-3)\n\nD_g:\n2x^2-x-3\neq0\n\n2x^2+2x-3x-3\neq0\n\n2x(x+1)-3(x+1)\neq0\n\n(x+1)(2x-3)\neq0\iff x+1\neq0\ \wedge\ 2x-3\neq0\n\nx\neq-1\ \wedge\ x\neq1.5\n\nD_g:x\in\mathbb{R}\ \backslash\ \{-1;\ 1.5\}

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-2(n+3)=13 solve for n

Which unit would you use to measure the length of a school bus?inches
cm
m
km

Answers

You would use metres because centimetres and inches are too small a measurement and kilometres are too long a measurement 

72 is 25% of what number?

A. 35
B. 18
C. 180
D. 288

Answers

72 is 25% of 288

Convert the percentage into a decimal:
(25)/(100) = 0.25

Divide 72 over the decimal:
(72)/(0.25) = 288
It is a quarter of d 72*2=144
144*2=288

What is the domain and range of the following? (1,5) (-2,4) (-3,0) (-6,2)

Answers

Domain: {1, -2, -3, -6}

Range: {5, 4, 0, 2}

im not 100% sure but Im pretty sure it’s that

I know someone answered but I’m going to say why the answer is the answer.

When it is asking for the domains it is asking for the x values. (1, -2, -3, -6)

When it is asking for the ranges it is asking for the y values. (5, 4, 0, 2)

Hope this helped :)

PLEASE HELP!!!!!40 POINTS!!!!!!

Answers

Answer:

Answer is C

Step-by-step explanation:
The answer would be C

A soccer player takes six penalty kicks ina game. Each attempt results in a goal or
a miss.

Answers

Answer:

Whats the question?

Step-by-step explanation:

What are you asking

How do you write 39/10 as a percentage?

Answers

Answer:
39/10

39 ÷ 10= 3.9

3.9 x 100 = 390%
39/10
= (39*10) / (10*10)
= 390/ 100
= 390%

The final answer is 390%~
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