310 prompts matching "Squaring both sides safely when solving a surd equation"
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IGCSE Additional Maths Y11: An equation needing an identity before it can be solved — Explain It Back
I am in SS 2. I have just studied an equation needing an identity before it can be solved
IGCSE Additional Maths Y11: An equation solved by the substitution t equals tan x — IGCSE Exam Practice
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Set me a past-paper-st
IGCSE Additional Maths Y11: A trigonometric equation set in a modelling context — Exam Technique
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Show me how to handle
IGCSE Additional Maths Y11: When cot x is nought, and when it is undefined — Exam Technique
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Show me how to handle
IGCSE Additional Maths Y11: Expanding a bracket with a fractional term inside it — Exam Technique
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Show me how to handle
IGCSE Additional Maths Y11: Expressing a side of a triangle in terms of two vectors — Worked Example
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Take me through one co
IGCSE Additional Maths Y11: The midpoint of a side written in vector form — Quiz Me
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Quiz me with five shor
IGCSE Additional Maths Y11: The equation of the tangent at a given point — Worked Example
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Take me through one co
IGCSE Additional Maths Y11: The equation of the normal at a given point — Quiz Me
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Quiz me with five shor
IGCSE Additional Maths Y11: An area enclosed by a curve and both axes — Show All Working
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Set me a question on a
IGCSE Additional Maths Y11: What to do when a question cannot be started — Common Mistakes
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Show me the mistake ca
Spot my mistake solving x^2-3x-10=0
Act as my SS2 Further Maths tutor. I solved x^2-3x-10=0 and got x=2 or x=-5. Check my work
Quiz me on when a conjunction of three statements is true
Act as my SS2 Further Maths tutor. Quiz me by giving me combinations of true and false val
Worked example: rationalising a binomial surd denominator
Act as my SS2 Further Maths tutor. Show me a complete worked example of rationalising the
Spot my mistake simplifying a surd
Act as my SS2 Further Maths tutor. I tried to simplify sqrt(50) but I'm not confident in m
Solve the trigonometric equation 2cos(x) = 1, for 0 <= x <= 360
Act as my SS2 Further Maths tutor. Show me step by step how to solve 2cos(x) = 1, for 0 <=
Solve the trigonometric equation sin(2x) = 0.5, for 0 <= x <= 360
Act as my SS2 Further Maths tutor. Show me step by step how to solve sin(2x) = 0.5, for 0
Solve the trigonometric equation tan(x) = -1, for 0 <= x <= 360
Act as my SS2 Further Maths tutor. Show me step by step how to solve tan(x) = -1, for 0 <=
Solve the trigonometric equation 3sin(x) - 1 = 0, for 0 <= x <= 360
Act as my SS2 Further Maths tutor. Show me step by step how to solve 3sin(x) - 1 = 0, for
Solve the trigonometric equation cos^2(x) - sin^2(x) = 0.5, for 0 <= x <= 360
Act as my SS2 Further Maths tutor. Show me step by step how to solve cos^2(x) - sin^2(x) =