1,333 prompts matching "Why a rational number added to an irrational one stays irrational"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
Resolve a force into horizontal and vertical components #2
Give me a resolution of forces problem with a force of 25N acting at 50 degrees above the
Resolve a force into horizontal and vertical components #3
I am in SS 3. Give me a resolution of forces problem with a force of 18N at 40 degrees to
Resolve a force into horizontal and vertical components #4
I am in SS 3. Give me a resolution of forces problem with a force of 12N at 70 degrees to
Learn: The velocity of one body relative to another
You are my personal SS3 Further Mathematics tutor. Teach me the velocity of one body relat
Spot my mistake: Treating any vector with small components as a unit vector
Act as my SS3 Further Mathematics tutor. Write a short answer on treating any vector with
Final Revision: Proving that root 2 is irrational
Act as my WAEC Further Mathematics coach in the last week before the paper. I am in SS 3.
Why not every function has an inverse function
I am in SS 3. I attempted an Additional Maths question on why some functions, such as f(x)
Worked Example: A singular matrix, and why it has no inverse
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on a sing
WAEC Prep: Why the square root of a negative number needs i
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through why the square roo
Learn: The real and the imaginary parts of a complex number
You are my personal SS3 Further Mathematics tutor. Teach me the real and the imaginary par
Quiz: The product of a complex number and its conjugate
Act as my SS3 Further Mathematics tutor and quiz me on the product of a complex number and
Explain Back: The locus of a complex number at a fixed distance from a point
I have just studied the locus of a complex number at a fixed distance from a point in my S
Quiz: The roots of a complex number shown on an Argand diagram
Act as my SS3 Further Mathematics tutor and quiz me on the roots of a complex number shown
Explain Back: The constant of integration, and why it appears
I have just studied the constant of integration, and why it appears in my SS3 Further Math
Quiz: Why the power rule fails for the integral of one over x
Act as my SS3 Further Mathematics tutor and quiz me on why the power rule fails for the in
Explain why a matrix with zero determinant has no inverse
I am in SS 3. Explain why a matrix cannot be inverted when its determinant is zero, and gi
Explain why a complex number times its conjugate is real
I have just studied why a complex number times its conjugate is real in my SS3 Further Mat
Spot My Mistake: Showing the solution of an inequality on a number line
Act as my SS3 Further Mathematics tutor. Work a question on showing the solution of an ine
Worked Example: The number of arrangements of n different objects in a row
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on the nu
Quiz: The number of arrangements of r objects chosen from n
Act as my SS3 Further Mathematics tutor and quiz me on the number of arrangements of r obj