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3 years ago

How to find the lateral surface area of a rhombus

Mathematics

1 answer:

IRINA_888 [86]3 years ago

6 0

Answer:

Help I literally need this answer I don’t get it at all

Step-by-step explanation:

It’s so confusing to mee

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Find the differential of each function. (a) y = tan( 5t ) dy = Correct: Your answer is correct. (b) y = 5 − v2 5 + v2

Trava [24]

Answer:

$(a)$ $dy = 5sec^2(5t) \ dt$

$(a) \ dy = \frac{-20v}{(5+v^2)^2} \ dt$

Step-by-step explanation:

Given;

(a) y = tan(5t)

$(b) \ y = \frac{5-v^2}{5+v^2}$

Solving for (a)

y = tan(5t)

let u = 5t

⇒y = tan(u)

du/dt = 5

dy/du = sec²u

$\frac{dy}{dt} =\frac{dy}{du} *\frac{du}{dt} \\\\\frac{dy}{dt} = sec^2(u)*5\\\\\frac{dy}{dt} = 5sec^2(u)\\\\\frac{dy}{dt} = 5sec^2(5t)$

$dy = 5sec^2(5t) \ dt$

Solving for b;

let u = 5 - v²

du/dv = -2v

let v = 5+ v²

dv/du = 2v

$\frac{dy}{dv} = \frac{vdu - udv}{v^2} \\\\\frac{dy}{dv} = \frac{-2v(5+v^2) - 2v(5-v^2)}{(5+v^2)^2}\\\\\frac{dy}{dv} = \frac{-10v-2v^3-10v+2v^3}{(5+v^2)^2}\\\\$

$\frac{dy}{dv} = \frac{-10v-10v}{(5+v^2)^2}\\\\\frac{dy}{dv} = \frac{-20v}{(5+v^2)^2}\\\\dy = \frac{-20v}{(5+v^2)^2} dt$

4 0

3 years ago

Pls help extra points and mark brainlist

STALIN [3.7K]

Answer:

Rock layers only (I think this is correct from the searches I've made)

5 0

3 years ago

Help me please FATS GEOMETRY

ohaa [14]

Answer:

i think 15

Step-by-step explanation:

6 0

3 years ago

In 1970, 59% of college freshmen thought that capital punishment should be abolished; by 2005, the percentage had dropped to 35%

hjlf

Answer:

there is significant distinction in opinion regarding abolition of capital punishment.

Step-by-step explanation:

Compute the p cost of 2-proportion for estimating difference. The Minitab output pronounces the p valu eto be 0.000. This is less than the assumed importance degree of alpha = 0.05. Therefore, reject null hypothesis to finish that there is significant distinction in opinion regarding abolition of capital punishment.

8 0

3 years ago

Earl wants to earn enough money to purchase a bike that cost $515. For every lawn he mows, he earns $25 and then gets a daily bo

photoshop1234 [79]

Answer:

3.4

Step-by-step explanation:

if wee multiply 25 by 15 unltil 20 we eventualy find that 17 x 25 425 and then we ad 15 five times we get 515 so wat we need to do is divide 17 by five then we get 3.4 or 3.40

4 0

4 years ago