1,333 prompts matching "expand (1-x)^4 fully and use it to estimate (0.98)^4"
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WAEC Prep: The imaginary unit i, and why i squared is minus one
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Practice: Equating real and imaginary parts to find two unknowns
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WAEC Prep: The conjugate of a complex number, and how it is written
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WAEC Prep: The horizontal and vertical components of a projectile's velocity
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Explain Back: Partial fractions with a repeated linear factor
I have just studied partial fractions with a repeated linear factor in my SS3 Further Math
WAEC Prep: The scatter diagram, and what it shows about correlation
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Quiz me on 2x2 and 3x3 determinants together
Quiz me with two questions, one 2x2 determinant and one 3x3 determinant, mark both, and te
Scalar (dot) and vector (cross) product practice #1
I am in SS 3. Give me a vector problem where a = 2i + 3j and b = 4i - j, find a . b and th
Scalar (dot) and vector (cross) product practice #2
I am in SS 3. Give me a vector problem where a = i - 2j + 3k and b = 2i + j - k, find a .
Scalar (dot) and vector (cross) product practice #3
I am in SS 3. Give me a vector problem where a = 3i - j + 2k and b = i + 2j - k, find a x
Scalar (dot) and vector (cross) product practice #4
I am in SS 3. Give me a vector problem where a = 2i + j and b = -i + 4j, find the angle be
Explain the difference between scalar and vector product
I am in SS 3. Explain clearly the difference between the dot (scalar) product and the cros
Explain parallel and perpendicular vectors
I am in SS 3. Explain how to test whether two vectors are parallel or perpendicular using
Worked example: finding the matrix of cofactors and the adjugate
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Show All Working: Solving a logarithmic equation and rejecting the invalid root
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WAEC Prep: Pascal's triangle and the combination numbers in it
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Show All Working: The half angle formulae and the t-substitution
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Show All Working: The effect on the standard deviation of adding a constant to every value
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WAEC Prep: A couple, and why its moment is the same about every point
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Show All Working: A lift, and the person standing in it
Act as my WAEC Further Mathematics examiner. I am in SS 3. Set me a question on a lift, an