6,938 Answered Questions for the topic mathematics

Mathematics Math Algebra 1 Algebra 2

10/14/21

Algebraic division help

When ax2+3bx+a+2 is divided by (x+2) the remainder is 6, and when bx3 +x2+abx+3b is divided by (x+3) the remainder is 5. What are the values of a and b?
Mathematics Math Linear Algebra

10/14/21

Math Linear Algebra help

Find equations for all the planes that intersect the y-axis at y = 1 and the z-axis at z = 2, and are tangent to the sphere (š‘„ āˆ’ 2)^2 + š‘¦^2 + š‘§^2 = 4. You cannot use calculusPlease help and if you... more
Mathematics Math

10/13/21

anyone help with this?

converting 0.00011001 ^2 to decimal can anyone help with this please?

10/13/21

1. At the beach in San Francisco (0 meters) the pressure of the atmosphere is 101.325 kPa

1. At the beach in San Francisco (0 meters) the pressure of the atmosphere is 101.325 kPa (kilopascals) and in Denver, 1609.344 meters above sea level, the pressure of the atmosphere is about... more
Mathematics Math

10/13/21

four times a number b increased by 9, minus twice a number y

Mathematics Math Sat Math Act Math

10/12/21

AMDM Question (Mathematics)

You are trying to figure out how many gumballs you need to fill a 4.1 x 5.8 x 6.9 rectangular box for Halloween. Each gumball has a radius of 1/2 in, if the packing density for spheres is 5/8 of... more
Mathematics Math Sat Math Act Math

10/12/21

AMDM (Mathematics) Question

Imagine you are working for Hasbro making Gummy Bear containers. On a day to day basis you fill up two different size containers with gummy bears. One of the containers is 3.2 x 5.3 x 6.0 in... more
Mathematics Math Algebra 1 Algebra

10/12/21

Can you help me with question 5 please

\frac{3}{7}=\frac{b-7}{4}

convert to decimal

I need help converting 0.00011001 ^2 to decimal ?can anyone help with this please?
Mathematics

10/12/21

If the initial velocity in item #1 is 128 feet per second, when is the object 112 feet higher?

Show your solution, it is grade 9 math
Mathematics Math Calculus Physics

10/11/21

The first car has twice the mass of a second car, but only half as much kinetic energy. When both cars increase their speed by 6.0 m/s , they then have the same kinetic energy.

The first car has twice the mass of a second car, but only half as much kinetic energy. When both cars increase their speed by 6.0Ā m/sm/sĀ , they then have the same kinetic energy. What were the... more
Mathematics Math Statistics Sat Math

10/11/21

the alternate hypothesis is left-tailed, right-tailed, or two-tailed.

H0: μ = 5     H1: μ < 5
Mathematics Math Algebra 1 Algebra 2

10/10/21

The monthly cost of a wireless telephone plan is $39.99 for up to 450 min of calling time plus $0.45 per minute for each minute over 450 min.

The monthly cost of a wireless telephone plan isĀ $39.99Ā for up toĀ 450 minĀ of calling time plusĀ $0.45 perĀ minute for each minute overĀ 450 min.Ā The equation that describes the cost of this plan... more
Mathematics Math Algebra 1 Algebra 2

10/09/21

Given F(x) = x^2 + 4x āˆ’ 5, evaluate. F(āˆ’5)

Given F(x) = x^2 + 4x āˆ’ 5, evaluate.F(āˆ’5)
Mathematics Math Algebra 1 Algebra 2

10/09/21

Given q(r) = r^2 āˆ’ 4, evaluate. q(āˆ’2)

Given q(r) = r^2 āˆ’ 4, evaluate. q(āˆ’2)
Mathematics Math Algebra 1 Algebra 2

10/09/21

Name any two points on a horizontal line that is 8 units above the x-axis. (Enter your answers as a comma-separated list of ordered pairs.)

Name any two points on a horizontal line that isĀ 8Ā units above theĀ x-axis. (Enter your answers as a comma-separated list of ordered pairs.)
Mathematics Math Algebra 1 Algebra 2

10/09/21

Name any two points on a horizontal line that is 8 units above the x-axis. (Enter your answers as a comma-separated list of ordered pairs.)

Name any two points on a horizontal line that isĀ 8Ā units above theĀ x-axis. (Enter your answers as a comma-separated list of ordered pairs.)
Mathematics Math Algebra 1 Algebra 2

10/09/21

Write as an ordered pair the coordinates of the point whose y-coordinate is 5 and whose x-coordinate is āˆ’2.

Write as an ordered pair the coordinates of the point whoseĀ y-coordinate isĀ 5Ā and whoseĀ x-coordinateĀ isĀ āˆ’2.

10/08/21

Please helppp kindly

In a group of students, the probability that they get greater than 90% on their statistics test is 0.42, theprobability that they slept at least 8 hours the night before the test is 0.516, the... more
Mathematics Math Algebra 1 Algebra 2

10/08/21

Billy Bob was driving at 115 kilometers per hour to investigate his bacteria growth culture which was growing at 54.3 milligrams per week.

*Convert the driving speed to feet per second.*Convert the growth rate to kilograms per year.

10/08/21

Need to find help in solving probability question

. A professor gives only two types of exams and designs only two types of questions, ā€œeasyā€ and ā€œhardā€. You will get a hard exam with probability 0.80. The probability that the last question on the... more
Mathematics

10/08/21

math is hard please help

Alejandro is buying chicken for a barbecue.Ā He buys 4 pounds of chicken for $5.00.Ā How much does he pay per pound of chicken?Ā 

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