4 years ago

Can someone please help me out with this question please

Mathematics

1 answer:

Mrrafil [7]4 years ago

3 0

It is a 188% increase

You might be interested in

3-2i/5+i<br><img src="https://tex.z-dn.net/?f=3%20-%202i%20%5Cdiv%205%20%20%2B%20i%20%20" id="TexFormula1" title="3 - 2i \div 5

hammer [34]

$3-2i/5+i$

$\frac{3*5+(-2)*1)+(-2*5-3*1)i}{5^2+1^2}$

$\frac{13-13i}{26}=\frac{1-i}{2}$

$=\frac{1}{2}-\frac{1}{2}i$

Hope this helps!

Thank you for posting your question at here on Brainly.

-Charlie

3 0

3 years ago

For f(x)=1/x^2-3, find<br> a) f(3)<br> b) f(2+h)<br> Show/explain work

valentina_108 [34]

$f(x)=\dfrac{1}{x^2-3}\\\\a)\ f(3)\to\text{put x=3 to the equation of the function f}\\\\f(3)=\dfrac{1}{3^2-3}=\dfrac{1}{9-3}=\dfrac{1}{6}\\\\Answer:\ \boxed{f(3)=\dfrac{1}{6}}\\\\b)\ f(2+h)\to\text{put x=2+h to the equation of a function f}\\\\f(2+h)=\dfrac{1}{(2+h)^2-3}\ \ \ |\text{use}\ (a+b)^2=a^2+2ab+b^2\\\\=\dfrac{1}{2^2+2(2)(h)+h^2-3}=\dfrac{1}{4+4h+h^2-3}=\dfrac{1}{h^2+4h+1}\\\\Answer:\ \boxed{f(2+h)=\dfrac{1}{h^2+4h+1}}$

6 0

4 years ago

Martin has 128 pencils that he is putting

rosijanka [135]

128 pencils divided by 6 pencils that can be put in a box; 128÷6=21 with a remainder of 3

Martin needs 3 more pencils for the last box, beacuse he has 3 leftovers and 6 can go into the box. 6-3=3

4 0

3 years ago

What are the m (slope) and b (y-intercept) of y = 3x - 2?

makkiz [27]

Answer:

slope is 3 Y is -2

Step-by-step explanation:

Whenever a number is in "x" its slope. The number always after that is Y so slope is 3 and Y is -2

5 0

3 years ago

Mary spent a total of $290.28 for a party. She spent $200.22 on food, plus an additional $30.02 for each hour of the party. How

LuckyWell [14K]

Answer:

3 hours

Step-by-step explanation:

290.28-200.22=90.06

90.06/30.02=3

7 0

3 years ago