A student spent 15 1 5 of his allowances on books, 13 1 3 of the remainder on food and kept the rest for contingences. What fraction was kept?

A binary operation \(plus\) defined on the set of integers is such that m \(plus\) n = n + mn for all integers m and n. Find the inverse of -5 under this ope...

A polynomial in x whose roots are 43 4 3 and -25 2 5 is

If \( Q = \begin{pmatrix} 9 & -2 \\ -7 & 4 \end{pmatrix} \), then \( |Q| \) is

If \( p = \begin{pmatrix} x + 3 & x + 2 \\ x + 1 & x - 1 \end{pmatrix} \) evaluate x if \(|p| = -10\)

Find the infinity, the sum of the sequence 1, 910 9 10 , (910 9 10 )2, (910 9 10 )3,...

Solve 52(x - 1) x 5x + 1 = 0.04

If \(m * n = n-(m + 2)\) for any real numbers m and n, find the value of \(3 * (-5)\)

i. \(S \cap T \cap W = S\) ii. \(S \cup T \cup W = W\) ii. \(T \cap W = S\) If \(S \subset T \subset W\). Which of the above statements are true?