Mark M.

03/29/15

Two tangents form an angle. If the ratio of the major arc is 7:5, what is the measure of the angle?

Two tangents form an angle. If the ratio of the major arc is 7:5, what is the measure of the angle? We would like a picture as well. Thanks

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#vectors #math #help

03/29/15

Let v=3i+4j+k ... and w=i+2j-3k ... The vector v+pw is perpendicular to w. Find the value of p.

This is question is on vectors. I do know that when a vector is perpendicular, its dot product is 0. Please help!

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Math

03/29/15

Percentage?

The percentage score on a test varies directly as the number of correct responses. Jack answered 44 questions correctly and earned a score of 55%. What would Jack's percentage score have been if he... more

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Math Help

03/29/15

math problem

The Depressed Cubic The most general cubic (thirddegree)equation with rational coefficients can be writtenasx^3+ax^2+bx+c=0(a) Show that if we replace x by X a/3 and simplify, weend up with an... more

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Math Help

03/29/15

Math problem

Factor completely and find all zeros (comples ones too!): j(x)=x3-3x2+3x-2

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Fractional Equations

03/29/15

Fractional equations

Two numbers differ by 14. If the larger number is divided by the smaller, the quotent is 3 and the remainder is 2. Find the numbers.

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Algebra

03/28/15

If w(x)=5x2-5x+3,find w(5+z). Enter the expression in simplest form. The terms of the expression must be entered in descending order of degree.

If w(x)=5x^2−5x+3,find w(5+z).Enter the expression in simplest form. The terms of the expression must be entered in descending order of degree. w(5+z)=

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Functions

03/28/15

True or false? The equation x2-2+6y2=3is a function

True or false? The equation x^2−2+6y^2=3 is a function

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Math Help

03/26/15

MATHEMATICS

Factor completely and find all zeros (complex ones too!): h(x)=x3-2x2+2x

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Math Help

03/26/15

MATHEMATICS

Is x-1 a factor of x567-3x400+x9+2

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Math Help

03/26/15

MATHEMATICS

Find the remainder when 6x1000-17x562+12x+26 is divided by x+1

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Math Help

03/26/15

MATHEMATICS

Find all rational zeros and write in factored form: f(x)=x3-3x-2

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Precalculus

03/26/15

precalculus honors

Find all complex numbers z such that z^2 = 2i.

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Math Algebra 1 Algebra 2

03/26/15

Use the explicit formula to find the first four terms of the sequence

an =(-1)n-1(-n-1) enter the terms separated by a comma

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Math Algebra 1 Algebra 2

03/26/15

What is the 21sr term in arithmetic sequence in which

a3 is 59 and a7 is 103 enter only the term

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Math Algebra 2 Algebra

03/26/15

Write a possible explicit formula for the following sequence

-17,-22,-27,-32,... an=?

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Math Math Help Math Equations

03/26/15

z1 = 4 (cos 45° + i sin 45°) and z2 = 2 (cos 30° + i sin 30°)

Please solve: "z1 = 4 (cos 45° + i sin 45°) and z2 = 2 (cos 30° + i sin 30°). What's z1 * z2? What's z1/z2?" Did it myself but got it wrong, so please post steps so I can see where I went... more

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Matrices And Transformation

03/26/15

express the simultaneous equations

-Χ + 2γ + 4Ζ = 7 2Χ + γ - 2Ζ = -2 -3Χ + 2Ζ = 7 in the form of a matrix equation NX=C, where N is the 3×3 matrix, X and C are suitable column matrices. Hence solve these... more

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Pre Calculus

03/26/15