All Questions

557

Mike draws five cards from a standard 52-card deck

Mike draws five cards from a standard 52-card deck. What is the probability that he draws a card from all four suits? Express your answer as a simplified fraction.

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Guest Oct 26, 2020

568

A ball travels on a parabolic path in which the height (in feet)

A ball travels on a parabolic path in which the height (in feet) is given by the expression −16t^2+60t+21, where t is the time after launch. What is the maximum height of the ball?

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Guest Oct 26, 2020

648

+421

My question! Someone please confirm the answer!

There is a right triangle ABC. Square XBYZ is inscribed in it, where Z is touching AC and XB is on AB. If [XBYZ] = 36, then what are the side lengths of the triangle?

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Pangolin14 Oct 26, 2020

447

Find the least positive four-digit solution r

Find the least positive four-digit solution r of the congruence r^2 + 4r + 4 == 1 (mod 55) .

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Guest Oct 26, 2020

564

The parabolas defined by the equations

The parabolas defined by the equations y = 2x^2 - 4x + 4 and y = 3x^2 - 9x + 10 intersect at points (a,b) and (c,d), where c >= a. What is c - a ?

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Guest Oct 26, 2020

558

If a pound of tea has twice as much caffeine as a pound of coffee

If a pound of tea has twice as much caffeine as a pound of coffee, and if a pound of tea is enough to make 160 cups of tea, and if a pound of coffee to make 40 cups, and if a 12-ounce can of cola has about one-fifth the caffeine as a cup of coffee. How read more ..

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Guest Oct 26, 2020

505

Help asap!!

Find the smallest positive integer such that, for every positive integer , is relatively prime to each of , and .

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Guest Oct 26, 2020

586

Help me plz!!!

you start hiking at an elevation that is 550 meters below sea level.you increase your elevation by 45 meters.what is the new elevation? write an addition and evaluate

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Guest Oct 26, 2020

583

6/8 or 0.75

6/8 or 0.75
Give your answer as a fraction in its simplest form.

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connorbonnor99 Oct 26, 2020

729

Theorem of Pythagoras

A rectangular field is to be divided along its diagonal PR into two plots. If the dimensions of the field are 150 times 75m calculate the length of the fencing needed to divide the field. Round off to an acceptable level of accuracy

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Guest Oct 26, 2020

541

can anybody help me

what is 3/8.8=

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Guest Oct 26, 2020

648

Leticia's cat weighs 12.6 pounds. Her dog weighs 3.8 times as much as her cat. What does Leticia's dog weigh in pounds?

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Guest Oct 26, 2020

1508

Pls help :(

A sample of wood from an Egyptian mummy case taken from an archaeological site is subjected to radiocarbon dating. The activity due to 14C has a specific activity of 9.41 d/min.g. The activity of a carbon sample of equal mass from fresh wood is 15.3 d/min.g. read more ..

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Guest Oct 26, 2020

534

.A,B,C,D, and E are points on a circle of radius 2 in counterclockwise order

.A,B,C,D, and E are points on a circle of radius 2 in counterclockwise order. We know AB=BC=CD=DE=2. Find the area of pentagon ABCDE.

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Guest Oct 26, 2020

403

im sorry my brain is a square

combine the 4 integers to write expressions that equal the following answers
(-3) (5) (15) (-9)

__ __ __ __= -9 read more ..

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Guest Oct 26, 2020

554

graph

On the graph of y = (x + 4)^2 - 100, how many points are there whose coordinates are both negative integers?

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Guest Oct 26, 2020

562

When the length of a rectangle is increased by 20%

When the length of a rectangle is increased by 20% and the width increased by 12%, by what percent is the area increased?

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Guest Oct 26, 2020

449

helppp asap pls thx!

Find all complex numbers $z$ such that $z^4 = -4.$ Note: All solutions should be expressed in the form $a+bi$, where $a$ and $b$ are real numbers.

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Guest Oct 26, 2020

533

helpppp asap pls thx!

Find all complex numbers $z$ such that $z^4 = -4.$ Note: All solutions should be expressed in the form $a+bi$, where $a$ and $b$ are real numbers.

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Guest Oct 26, 2020

720

+78

Circle Tangent Question

X is on circle O (O is the center) and Y on circle P (P is the center) such that line XY is tangent to both circles. Given that line OP = 40 and the radii of circles O and P are 31 and 7 respectively, find XY.
Sorry I cannot provide an image TvT read more ..

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Frooglie Oct 26, 2020

-1

565

+32

helppp asap

Find all complex numbers $z$ such that $z^4 = -4.$ Note: All solutions should be expressed in the form $a+bi$, where $a$ and $b$ are real numbers.

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skc123 Oct 26, 2020

540

what is 4556x4455 try yourbest p lz XD be brianfull.

what is 4556x4455 try yourbest plz XD

be brianfull.

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Guest Oct 26, 2020

550

algebra

If c is a constant such that 9x^2 + 12x + c is equal to the square of a binomial, then what is c?

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Guest Oct 26, 2020

All Questions ⁺⁰237665 Questions

Mike draws five cards from a standard 52-card deck

A ball travels on a parabolic path in which the height (in feet)

My question! Someone please confirm the answer!

Find the least positive four-digit solution r

The parabolas defined by the equations

If a pound of tea has twice as much caffeine as a pound of coffee

Help asap!!

Help me plz!!!

6/8 or 0.75

Theorem of Pythagoras

can anybody help me

Leticia's cat weighs 12.6 pounds. Her dog weighs 3.8 times as much as her cat. What does Leticia's dog weigh in pounds?

Pls help :(

.A,B,C,D, and E are points on a circle of radius 2 in counterclockwise order

im sorry my brain is a square

graph

When the length of a rectangle is increased by 20%

helppp asap pls thx!

helpppp asap pls thx!

Circle Tangent Question

helppp asap

what is 4556x4455 try yourbest p lz XD be brianfull.

algebra

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