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3 years ago

A ball is thrown in the air from a ledge. Its height in feet is represented by

Mathematics

1 answer:

Genrish500 [490]3 years ago

8 0

check the picture below.

$\bf \stackrel{f(x)}{0}=-16(x^2-6x-7)\implies 0=x^2-6x-7 \\\\\\ 0=(x-7)(x+1)\implies x= \begin{cases} \boxed{7}\\ -1 \end{cases}$

it cannot be -1, because is a seconds amount after moving.

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Hello!!! i’ll give brainliest if you want but please answer correctly

bearhunter [10]

Answer:

The answer is flint sickles

Step-by-step explanation:

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2 years ago

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Find the unit prices to the nearest tenth of one cent 12 oz for $2.10

vlabodo [156]

Answer:

Concept: Unit Price & Algebraic Representation

You have 12 oz
You have a total price of 2.10
Hence you divide 2.10/12
Your result to the nearest tenth is 0.2
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2 years ago

June has a savings account with an annual simple interest rate of 2.6%. She hopes to gain $6,500 in interest over a period of el

leonid [27]

$\bf \qquad \textit{Simple Interest Earned}\\\\
I = Prt\qquad 
\begin{cases}
I=\textit{interest earned}\to &\$6500\\
P=\textit{original amount deposited}\\
r=rate\to 2.6\%\to \frac{2.6}{100}\to &0.026\\
t=years\to &3
\end{cases}$

she should have invested P, in order to get I = 6500

but she instead invested 17,801, how much more did she need? well, P - 17801

solve for P

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3 years ago

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What is the Highest.Common.Factor of 18,26and 72

yanalaym [24]

Answer:

first find the common factors of 18,26 and 72.

18: 1,2,3,6,9,18

26: 1,2,13,26

72: 1,2,3,4,6,8,12,18,24,36,72

next, find the common factors which can divide all numbers: 2

then find the highest factor which can divide all numbers. in this case, we only have one factor which is 2 and that shall be the H.C.F.

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3 years ago

According to company records, 128 of 460 employees purchase health insurance through the company. The chief human resources offi

Doss [256]

Answer:

$\dfrac{128}{460}\times 100 \approx \bold{27.83\%}$

Step-by-step explanation:

Given that:

Number of employees who purchased health insurance through the company = 128

Total number of employees = 460

To find:

Expression to find out the percentage of employees that purchase health insurance through the company ?

Solution:

Percentage of employees that purchase health insurance through the company:

$\dfrac{\text{Number of employees that purchase health insurance through the company}}{\text{Total number of employees}}\times 100$

= $\dfrac{128}{460}\times 100 \approx \bold{27.83\%}$

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3 years ago