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347

A timer is started and a few moments later a model airplane is launched from the ground.

A timer is started and a few moments later a model airplane is launched from the ground. Its height (in feet) as a function of time (in seconds after the timer was started) read more ..

royalisabadprod Jun 6, 2022

349

+70

help

During football season, 25 teams are ranked by three reporters (Alice, Bob and Cecil). Each reporter assigned all 25 integers (1 through 25) when ranking the twenty-five teams. A team earns 25 points for each first-place ranking, 24 points for each second-place read more ..

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Hamburger Jun 6, 2022

350

help me

Solve $\frac{1}{3} t - 5 < t - 2 \le -3t + 7.$ Give your answer as an interval.

mworkhard222 ●

Guest Jun 6, 2022

349

+491

Help please

(Track and Field) The position (h) of a high jumper with respect to time is given by the function h(t)=-3.11t^(2)+9.33t. If h is in feet and t is in seconds, find the jumper's vertical speed in feet per second (fps), at t=1 seconds. In other words, find read more ..

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Elijah Jun 6, 2022

339

Function

Let
f(n) = n^2 - 2 if n < 0
f(n) = 2n + 20 if n >= 0
What is the positive difference between the two values of a that satisfy the equation f(-2)+f(2)+f(a)=0? read more ..

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Guest Jun 6, 2022

355

help quadratic

A creature on the moon throws a rock off a cliff. The height of the rock above the surface of the moon, in meters, t seconds after it is thrown is given by h(t)=-t^2 +8t+10. When does the rock hit the surface of the moon?

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Guest Jun 6, 2022

330

Quadratic

Find the equation of a parabola whose vertex is at (−1, 7), whose axis of symmetry is x = −1, and whose y-intercept is (0, 20). Write your answer in vertex form.

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Guest Jun 6, 2022

369

+113

figures

what

Slimesewer ●

tacoBRO1023 Jun 6, 2022

652

+20

Algebra 2 - A timer is started and a few moments later a model airplane is launched from the ground.

A timer is started and a few moments later a model airplane is launched from the ground. Its height (in feet) as a function of time (in seconds after the timer was started) is given by the equation h(t)=−(t−14)^2+74
read more ..

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ouroboros Jun 6, 2022

337

+38

L………

.....

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appleboi1u Jun 6, 2022

407

+38

.....

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appleboi1u Jun 6, 2022

390

Compound figures

What is the area of this figure?

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Guest Jun 6, 2022

360

+38

Math

Andy, Tony and Joseph paid a bill of $126 together after a meal. Andy paid twice as much as Tony and Tony paid thrice as much as Joseph. How much money does Tony and Joseph each have to return to Andy if they were to bear the cost of the meal equally? read more ..

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appleboi1u Jun 6, 2022

356

Math

Towel sets have been discounted by 1/5, and now they cost $15.96. Sharon had $200 to spend. How many more towel sets can she get with the discounted price than with the normal price?

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Guest Jun 6, 2022

328

+20

Algebra 2 - What is the simplest radical form of the expression? (8x^4y^5)^2/3

What is the simplest radical form of the expression?
(8x^4y^5)^2/3

read more ..

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ouroboros Jun 6, 2022

368

HELP PLS NOWWWW SOMEONE ANSWER NOW PLSSSSS

Some perfect squares (such as 121) have a digit sum that is equal to the square of the digit sum of their square root

What is the smallest perfect square greater than 100 that does not have this property? read more ..

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Guest Jun 6, 2022

353

Algebra

Let f(x)=x^2 -2x. Find all real numbers x such that f(x)=f(f(x))+2x-1.

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Guest Jun 6, 2022

365

Complex numbers

Evaluate (-5+2i)(1+7i). Write your answer ini the form a+bi.

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Guest Jun 6, 2022

358

Help

A timer is started and a few moments later a swimmer dives into the water and then comes back up. The swimmer's depth (in feet) as a function of time (in seconds after the timer was started) is given by the equation h(t)=t2−12t+27
Rewrite read more ..

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Guest Jun 6, 2022

422

Math

A sinusoidal function whose period is π2, maximum value is 10, and minimum value is −4 has a y-intercept of 10.
What is the equation of the function described?

f(x)=7sin(4πx)+3 read more ..

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Guest Jun 6, 2022

332

Cone

A cone has a surface area of 360*pi in^2 and volume 800*pi in^3. The cone is dilated, and the surface area of the dilated coin is 2,250*pi in^2. What is the dilated cone's volume?

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Guest Jun 6, 2022

340

Algebra

Find the sum of the squares of the solutions to 2x^2+4x-1=x^2+7x-3.

BuilderBoi ●

Guest Jun 6, 2022

-1

341

you cannot solve this

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Guest Jun 6, 2022

355

Proportion

Suppose that a^2 varies inversely with b^3. If a=3 when b=7 find the value of a^2 when b=6.

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Guest Jun 6, 2022

372

+491

Boolean Algebra

Okay I have never heard of "Boolean Algebra" before. What is it? And how do you do it?

MobiusLoops ●

Elijah Jun 6, 2022

All Questions ⁺⁰238459 Questions

A timer is started and a few moments later a model airplane is launched from the ground.

help

help me

Help please

Function

help quadratic

Quadratic

figures

Algebra 2 - A timer is started and a few moments later a model airplane is launched from the ground.

L………

.....

Compound figures

Math

Math

Algebra 2 - What is the simplest radical form of the expression? (8x^4y^5)^2/3

HELP PLS NOWWWW SOMEONE ANSWER NOW PLSSSSS

Algebra

Complex numbers

Help

Math

Cone

Algebra

you cannot solve this

Proportion

Boolean Algebra

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