## real numbers, question 7 , grade 9

7) Consider A = ; B = ; C= ; and D= Show that A=B=C=D What can you say about A&D? Read More

7) Consider A = ; B = ; C= ; and D= Show that A=B=C=D What can you say about A&D? Read More

6) ABCD is a square such that AB = , and EFGH is a rectangle such that EF = and FG = Calculate the area A1 of square ABCD and A2 of rectangle EFGH. Compare…Read More

5) Consider : Write A in the scientific notation form. Write B in the form of . let i) Show that ii) Deduce that and M are equivalent. Read More

3) Given A(x) = and B(x) = Write A(x) as a product of 3 factors then deduce its roots. Factorize B(x) Expand B(x) and solve B(x)+20 = 0. let F(x) = i) Find the…Read More

2) Given the two polynomials: and a) Factorize A(x). b) Write B(x) as a product of 3 factors c) Solve A(x) = B(x) d) let H(x)= i) Find the domain of definition of…Read More

5) Consider : i)Simplify A and write it in the form of where a and b to be determined. ii) Develop B and write it in the form of where x and y are naturals.…Read More

4) Given: a) Calculate b) Prove by using the previous results that is a natural number.Read More

3) Given: 1)Simplify each of A,B, and C. 2)Verify that C and are equivalent.Read More

2) Let A = and B = . a)Rationalize the denominator of B. b)Deduce that A+B is a natural number.Read More

1) Consider the real numbers: and y = a) Write x in the form of and y in the form of where a and b to be determined. b) Compare x and y.Read More

1) Given the polynomials : p(x) = 9x2 – 1 - 4(1 – 3x) & q(x) = (3x – 1)2 – (3x – 1)(7x + 3) + 9x2 – 1 Factorize p(x). Write q(x) as…Read More