10/21/21

How many grams are in 4,763 atoms of arsenic?
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10/21/21

Two polynomials P and D are given. Use either synthetic or long division to divide P(x) by D(x), and express P in the form P(x)= D(x)•Q(x)+R(x).
P(x) = 6x^4 + 4x^3 + 5x^2, D(x) = 2x^2 + 1
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10/21/21

f f(1)=6f(1)=6 and f(n)=f(n-1)-5f(n)=f(n−1)−5 then find the value of f(5)f(5)
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10/20/21

Suppose that C=5x^2-40x+98, x≥0 represents the cost, in hundreds of dollars, to produce x thousands of pens. Find the number of pens which can be produced for no more than $2300.

Answer: between ______ thousand and ______ thousand pens.
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10/20/21

If csc (theta) = -4/3, then csc (-theta) = ?
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10/20/21

Please helppppppppppppppp
A small box is held in place against a rough vertical wall by someone pushing on it with a force directed upward at 29 ∘ above the horizontal. The coefficients of static and kinetic friction... more
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10/19/21

A reaction produces 0.885 moles of H2O . How many molecules of H2O are produced?
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10/19/21

How many atoms are in 1.27 mol of pure aluminum?
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10/19/21

Let = tan(5x + 3) Find the differential dy when x = 5 and dx = .3 Find the differential dy when x = 5 and dx =.6
Let = tan(5x + 3)Find the differential dy when x = 5 and dx = .3Find the differential dy when x = 5 and dx =.6
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10/19/21

algebra for junior class
f(x) = 3x; translation 5 units up
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10/19/21

1、Determine which functions are polynomial functions. For those that are, state the degree. For those that are not, tell why not.h(X)= √x (√x –1)
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10/19/21

A ship is 2.6° off course. If the ship is traveling at 24.0 miles per hour, how far off course will it be after 2 hours?
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10/18/21

Reduce each of the following equations of hyperbolas in the standard form.36x²-81y²+24x+328=0
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10/16/21

If f(x) = 10^(2x+1) and x is a non-negative integer, prove that f(x+2) - f(x) is a divisible by 99.
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10/14/21

Write the equations of the parabola in Vertex Form using the given information: axis of symmetry : x=-2; points: (-6,44), (1,23); direction of opening : upward
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10/14/21

B is the midpoint of ac. If ac is 32 what is the measure of BC
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10/14/21

State the amplitude, period, phase shift, and vertical shift of f(x) = −2 sin( (x+1) /4 ) − 3
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10/14/21

According to Statistics Canada, in 2014 the number of vehicles registered in Canada was 32,600 and in 2018 it was 35,100. Assume that the number of vehicle registrations

According to Statistics Canada, in 2014 the number of vehicles registered in Canada was 32,600 and in 2018 it was 35,100. Assume that the number of vehicle registrations keeps growing in a linear... more
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10/14/21

Convert the following general form to standard form of an ellipse.4x²+9y²+48x+72y+144=0
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10/14/21

Convert the following general form to standard form of an ellipse.16x²+4y²-32x+16y-32=0
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10/13/21

MATH PLZ HELP me

You pick a card at random, put it back, and then pick another card at random. 4 5 6 7 What is the probability of picking a 4 and then picking a number greater than 5?Write your answer as a percentage. more
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10/13/21

a right triangle is formed by the y-axis, the line y=2x+4,and another line. If the legs of the right triangle intersect at (2,8,) what is the equation of the other line of the triangle.?
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10/13/21

What is the weight of a proton which has a mass of 1.67X10-15 ng?
What is the weight of a proton which has a mass of 1.67X10-15 ng?The equation given is W=mg I substituted 1.67X10-15 into the equation and got 1.63e-14 N which isn't right. Not sure if I did... more
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10/12/21

What is the equation of the line that passes through the point (4,8) and has a slope of 0?
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10/12/21

Brief Calculus.

Sketch f (x) = 2x2-7a) Find the x-values where there are horizontal tangent linesb) Find the intervals of x where f(x) is increasingc) Find the intervals of x where f(x) is decreasing.
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