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MariettaO [177]
3 years ago
8

Which one is it? I'll mark brainliest if correct

Mathematics
1 answer:
Wittaler [7]3 years ago
8 0

Answer:

B

Step-by-step explanation:

Mark me as brainllest

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How much will be profit if an article bought for $ 4 is sold with £3? Given that $1 =Rs 100
marin [14]

Answer:

4$ = 400 Rs

3£ = 450 Rs

Step-by-step explanation:

mark as brainlist answer

7 0
3 years ago
The length of a rectangle is 9 inches more than the width. The perimeter is 34 inches. Find the length
Delicious77 [7]

Answer:

length = 13 inches

Step-by-step explanation:

let the length be x

hence, the width = x-9

perimeter = 2(x+x-9) = 34

2(2x-9) = 34

4x- 18 = 34

4x = 52

x = 13

3 0
3 years ago
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Help!!! What is the equation of the following function? Show any work.
Hunter-Best [27]

Answer:

y=-3(x+2)^2-3

Step-by-step explanation:

<u>Equation of the Quadratic Function</u>

The vertex form of the quadratic function has the following equation:

y=a(x-h)^2+k

Where (h, k) is the vertex of the parabola that results when plotting the function, and a is a coefficient different from zero.

The graph provided in the question, assumed as a parabola, has two clear points:

The vertex, located at (-2,-3)

The point (-1,-6)

Substituting the coordinates of the vertex, the equation of the function is:

y=a(x-(-2))^2-3

y=a(x+2)^2-3

The value of a will be determined by using the other point (-1,-6):

-6=a(-1+2)^2-3

Operating:

-6=a(1)-3

Solving:

a=-3

The equation of the graph is:

\boxed{y=-3(x+2)^2-3}

5 0
4 years ago
Compute single integral of y^2 dx +x dy where C is the circle x^2+y^2=16 oriented positively
mixas84 [53]

Parameterize C by

\vec r(t)=\langle x(t),y(t)\rangle=\langle4\cos t,4\sin t\rangle

with 0\le t\le2\pi. Then

\displaystyle\int_Cy^2\,\mathrm dx+x\,\mathrm dy=\int_0^{2\pi}\langle y(t)^2,x(t)\rangle\cdot\left\langle\frac{\mathrm dx(t)}{\mathrm dt},\frac{\mathrm dy(t)}{\mathrm dt}\right\rangle\,\mathrm dt

=\displaystyle\int_0^{2\pi}\langle16\sin^2t,4\cos t\rangle\cdot\langle-4\sin t,4\cos t\rangle\,\mathrm dt

=\displaystyle16\int_0^{2\pi}(\cos^2t-4\sin^3t)\,\mathrm dt=\boxed{16\pi}

7 0
3 years ago
What is the product of 0.02 and 0.7
daser333 [38]
0.014 is the answer.

Hope i will get the brainiest answer.
7 0
4 years ago
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