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dlinn [17]
3 years ago
14

Evaluate the following expression when x=2 and y= 3.6 5y2 + 3x

Mathematics
1 answer:
alex41 [277]3 years ago
7 0

Answer:

Step-by-step explanation:

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What number must you add to the expression below to complete the square? x^2-20x?
polet [3.4K]
We have that
x²<span>-20x
</span><span>Group terms that contain the same variable
</span>(x²-20x)
Complete the square 
(x²-20x+10²)------> (x-10)²

the answer is
the number must be 100
5 0
3 years ago
The football team has a total of 350 jerseys. There are 154 ​medium-sized jerseys. What percent of the jerseys are​ medium-sized
KonstantinChe [14]

Answer:

Step-by-step explanation:

Given : The total number of jerseys = 350

The number of medium-sized jerseys = 154

Then, the percent of the jerseys are medium-sized jerseys will be :-

\begin{gathered}\dfrac{\text{Number of medium-sized jerseys }}{\text{Total jerseys}}\times100\\\\=\dfrac{154}{350}\times100\\\\=0.44\times100=44\%\end{gathered}

Total jerseys

Number of medium-sized jerseys

×100

=

350

154

×100

=0.44×100=44%

<h3>Therefore , the percent of the jerseys are medium-sized jerseys = 44%</h3>

6 0
2 years ago
Read 2 more answers
A circular sheet was cut to make cone without a base of slant height equal to 7 m. If the net of the cone has a perimeter of 47
Usimov [2.4K]

Answer:

75%

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
Solve the equation <img src="https://tex.z-dn.net/?f=%5Cfrac%7Bx%2B3%7D%7B4%7D%20%3D8" id="TexFormula1" title="\frac{x+3}{4} =8"
fiasKO [112]

Answer:

Step-by-step explanation:

Multiply by 4

so x+3=8*4

x+3=32

-3. -3

x=29

6 0
3 years ago
Read 2 more answers
Two teams A and B play a series of games until one team wins four games. We assume that the games are played independently and t
crimeas [40]

Answer:

4pq(p³+q³)

Step-by-step explanation:

Exactly 5 game would be when 4 wins and 1 loss of a particular person

loss has to be one of the first 4 games

A wins: qp⁴ + pqp³ + p²qp² + p³qp

= qp⁴ + qp⁴ + qp⁴ + qp⁴ = 4qp⁴

B wins: pq⁴ + qpq³ + q²pq² + q³pq

= pq⁴ + pq⁴ + pq⁴ + pq⁴ = 4pq⁴

A wins or B wins:

4pq⁴ + 4qp⁴ = 4pq(q³+p³)

6 0
3 years ago
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