755 prompts matching "Solving an equation in which the unknown sits under a root"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
Verifying an index law with numbers
I am in SS 1. I'm going to explain verifying that a^m divided by a^n equals a^(m-n) using
Index expression with three unknown letters
I am in SS 1. I'm going to explain simplifying an expression with three letters and mixed
Adding and subtracting like surds
I am in SS 1. I'm going to explain adding and subtracting surds that share the same irrati
Rationalising a denominator with a surd and integer
I am in SS 1. I'm going to explain rationalising a denominator such as 6 divided by (2 roo
Estimating the value of a surd
I am in SS 1. I'm going to explain estimating the approximate value of a surd such as root
Comparing the size of two surds
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on comp
Distinguishing rational and irrational numbers
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Dividing surds using the quotient rule
I am in SS 1. I'm going to explain simplifying a quotient of surds using the rule root a d
Union and intersection of two number sets
I am in SS 1. I'm going to explain finding the union and intersection of two given sets of
Finding a term given the sum of a series
I am in SS 1. I'm going to explain finding a specific term of a sequence by first finding
Recurring decimals as an infinite geometric series
I am in SS 1. I'm going to explain how a recurring decimal, such as 0.777..., can be writt
Finding the first term or common difference from the sum formula
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on rear
Multi-part progression problem with an unknown first term
I am in SS 1. Quiz me with 5 short Additional Maths questions on a multi-part question whe
Equation of a line through two given points
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Equation of the perpendicular bisector of a segment
I am in SS 1. Quiz me with 4 short Additional Maths questions on finding the equation of t
Area of a triangle from three coordinates
I am in SS 1. I'm going to explain finding the area of a triangle given the coordinates of
Sketching a straight line from its equation
I am in SS 1. Teach me sketching the graph of a straight line given its equation, correctl
Gradient as a rate of change interpretation
I am in SS 1. I'm going to explain interpreting the gradient of a straight-line graph as a
Coordinate geometry involving a right-angle condition to find x
I am in SS 1. Teach me finding an unknown coordinate x so that two given line segments mee
Locus problem: points equidistant from two fixed points
I am in SS 1. Quiz me with 3 short Additional Maths questions on a locus-style coordinate