Mahtab and Shuvo want to play the \( 3 \times 3 \) ordered "Tic- Tac-Toe", where the cells are numbered. Mahtab won the toss and decided to start the game with a cross. In this case, how many total permutations are possible in the \( 3 \times 3 \) grid where Mahtab can win with only 4 crosses?

г) У тетраедрі з вершинами в точках \( A(1,1,1), B(2,0,2), C(2,2,2) \) і \( (3,4,-3) \) обчислити висоту, що опущена 3 вершини \( D \) на грань \( A B C \).

Given: \( (x-3)^{2}=p^{2}-4 \) Determine the value(s) of \( p \) for which the roots will be non-real. STION 2 Simplify fully, without using a calculator: \( \frac{2^{n+1}-8.2^{n-3}}{2^{n-2}} \)

ก. \( \frac{2}{3}=\frac{4}{8}=\frac{6}{9}= \)

. \( 3.92 \times 0.051 \)

Determine the future value of an annuity after ten monthly payments of R600,00 at an interest rate of \( 12 \% \) per annum, compounded monthly.