2,576 Answered Questions for the topic Maths

12/05/19

Writing complex polynomials
Write a polynomial with a=-2 with solutions of -5 (multiplicity 3) and a complex solution at +/- 3i
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12/05/19

Problem Solving (Word Problem)
A plane, 50 miles away from its destination, is flying toward the airport at an altitude of 30,500 ft. Later, this same plane is 20 miles from the airport and has descended to an altitude of 18,000... more
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Maths

12/04/19

Katie is 5 feet tall. She casts a 3-foot long shadow at the same times that a flagpole casts an 18-foot long shadow. How tall is the flagpole?
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Maths

12/03/19

Find the equation of a line perpendicular to y - 3x = – 8 that passes through the point (3, 2). (answer in slope-intercept form)
What formula do i use. Please be specific since i am quite dumb even though im in the highest level of math at my school. Thank you so much.
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Maths

12/02/19

When 14 is reduced by 1/3 of a number the result is four find the number
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11/30/19

Logic - Quantifiers / axiom and clausal forms
Question :Consider the following sentences and prove that "Diana will win the game"1.All Players are clever.2.Anyone who is clever and dedicated can play the game well.3.Anyone who is playing the... more
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Maths Algebra 2

11/30/19

Compound interest question
50000 rs 1/2/2 years at 10% to find C.I.
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11/29/19

How to solve this equation?
(2x+5)^(x+1)=729x+1=ln(729)/ln(2x+5)What do I do from here? All I know is that the answer is x=2. Please show all your work. Thanks.
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11/28/19

Precalc Question
A biochemical experiment involves combining together two protein extracts. Suppose a function φ(t) monitors the amount (nanograms) of extract A remaining at time t (nanoseconds). Assume you know... more
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11/28/19

Precalc question (googling this question can give you diagram)
A trough has a semicircular cross section with a radius of 5 feet. Water starts flowing into the trough in such a way that the depth of the water is increasing at a rate of 2 inches per hour.Give a... more
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Maths

11/27/19

a tap is dripping a rate of 20 ml a minute how long will it take for 1 litre of drip from the tap
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11/27/19

Problem Solving (Word Problem)
The number of hours of daylight on the summer solstice (the 172nd day of the year) is 15.3 and the number of hours of daylight on the winter solstice (the 355th day of the year) is 9.1. Complete... more
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Maths Math

11/25/19

I need help with a math problem
There are (43)2 ⋅ 40 strawberries on a farm. What is the total number of strawberries on the farm?
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11/25/19

Circle Quadratic System of Equation problem
x2+y2=25y=x2-13If possible, rewrite the system shown above, keeping one of the equations the same but changing the other equation to satisfy each of the following stated requirements. If the change... more
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11/24/19

Precalc question
For this problem, y = f(x) = 2x^2 − 3x − 1 on the domain of all real numbers.Explain why y = f(x) does not have an inverse function on the domain of all real numbers.
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Maths Algebra 2

11/23/19

Equation mentioned in description

if x2+x+1=0 then what is the value of 2x2+x2+x+3
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Maths Algebra 1

11/23/19

7,62,213,508 what is the next number in series
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11/22/19

Nick has tennis practice every sixth day. Mark has tennis practice every 4th day. On July 31st they both had tennis practice. When will be the next time that they both have practice on the same day?
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Maths

11/22/19

60% of what sum of money is 936
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Maths

11/21/19

what is the decimal multiplier to increase by 2%
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Maths Probability

11/20/19

goodie bag probability
at a national event, each goodie bag contained 18 red sweets and x white sweets. The probability that a sweet drawn at random will be white is 3/5.find the value of x?
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11/19/19

Word Problem Solving
An 80-feet rope is attached to a boat 7 feet above the water level and a boy jumps over the wake while wakeboarding. What is the distance between his hands and the water level if the angle given is... more
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11/19/19

Precalc Question
Rocky is a horse and he is searching his master on his ranch. His master is not moving, just sitting on a rock and whistling. The whistle can be heard from up to 1 mile away. Initially, Rocky is at... more
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11/19/19

Word Problem Solving
a jet airliner, flying initially at 300 mi/hr due east, suddenly enters a region where the wind is blowing 100 mi/hr, pushing the aircraft in the direction 30° north of east. what is the resultant... more
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Maths

11/19/19

what is the sum of 6247, 4462 and 5959
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