Simplify next expression t3-3t2s-s3+3ts2 and calculate if t=14, s=3
What should learners do in grade 5 and 6?
If at grade 4 they investigate Geometrical patern and number paterns
Extend GP and NP
1+2+3+...+999+1000=?
The average income, I, in dollars, of a lawyer with an age of x years is modeled with the following function: I = -425x^2 + 45,500x – 650,000. according to this model, what is the predicted average annual income of 40-year old lawyers
Solve quadratic equation x2 - x - 1 = 0