1,322 prompts matching "Simplifying the answer once the denominator is rational"
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Learn: Solving two simultaneous equations by Cramer's rule
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Quiz: Checking a 3 by 3 inverse by multiplication
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Learn: Inertia, and what mass actually measures
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Learn: Converting a weight given in kilogram-force into newtons
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Learn: A space diagram and a force diagram drawn side by side
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Learn: What an unclosed polygon of forces tells you
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Learn: Finding lambda from a stated mean
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Quiz: Writing a two-dimensional vector as a column
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Quiz: Writing a complex number in polar form
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Learn: Differentiating sin of a multiple of x
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Learn: Integrating a polynomial term by term
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Quiz: A rate of change problem about a vessel filling with water
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Quiz: Choosing which equation of motion to use
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Learn: Newton's second law written as F equals ma
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Add two matrices, 2x2 #1
Give me a matrix problem where A=[[2,3],[1,4]], B=[[5,-1],[0,2]] and I have to add them, s
Subtract two matrices, 2x2 #2
I am in SS 3. Give me a matrix problem where A=[[1,-2],[3,0]], B=[[4,1],[-2,5]] and I have
Add two matrices, 2x2 #3
I am in SS 3. Give me a matrix problem where A=[[6,2],[-3,1]], B=[[1,4],[2,-5]] and I have
Subtract two matrices, 2x2 #4
Give me a matrix problem where A=[[3,0],[-1,2]], B=[[-4,5],[6,1]] and I have to subtract t
Add two matrices, 3x3 #5
Give me a matrix problem where A=[[1,2,0],[3,-1,4],[0,2,1]], B=[[2,0,1],[1,1,-1],[3,-2,0]]
Subtract two matrices, 3x3 #6
I am in SS 3. Give me a matrix problem where A=[[4,1,-2],[0,3,1],[2,-1,5]], B=[[1,0,2],[-1