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Questions in mathematics

[Terjawab] 5. Multiply 2 digits x 1 digit by decomposition. A) 36 × 2 = B) 45 × 3 = C) 13 × 5 =

[Terjawab] Q1. Think and fill two 3-digit numbers such that their sum gives a 3-digit number. Addition must involve carryover. + 3-digit number 3-digit number 3-digit number Think and fill two 3-digit numbers such that their sum gives a 4-digit number. Addition must not involve carryover. + 3-digit number 3-digit number 4-digit number

[Terjawab] Find the product of 2x^4(2x^2 + 3x + 4).

[Terjawab] Use the quadratic formula to solve the equation. [tex]$-x^2-5 x+6=0$[/tex]

[Terjawab] What is the value of the discriminant of the quadratic equation $-2 x^2=-8 x+8$, and what does its value mean about the number of real number solutions the equation has? A. The discriminant is equal to 0, which means the equation has no real number solutions. B. The discriminant is equal to 0, which means the equation has one real number solution. C. The discriminant is equal to 128, which means the equation has no real number solutions. D. The discriminant is equal to 128, which means the equation has two real number solutions.

[Terjawab] Which classification best represents a triangle with side lengths 10 in., 12 in., and 15 in.? A. acute, because [tex]$10^2+12^2\ \textgreater \ 15^2$[/tex] B. acute, because [tex]$12^2+15^2\ \textgreater \ 10^2$[/tex] C. obtuse, because [tex]$10^2+12^2\ \textgreater \ 15^2$[/tex] D. obtuse, because [tex]$12^2+15^2\ \textgreater \ 10^2$[/tex]

[Terjawab] Which set of ordered pairs could be generated by an exponential function? $\left(-1,-\frac{1}{2}\right),(0,0),\left(1, \frac{1}{2}\right),(2,1)$ $(-1,-1),(0,0),(1,1),(2,8)$ $\left(-1, \frac{1}{2}\right),(0,1),(1,2),(2,4)$ $(-1,1),(0,0),(1,1),(2,4)$

[Terjawab] Which number line represents the solutions to $|x-5|=1$?

[Terjawab] Choose the correct simplification of $\frac{x^{12} z^{11}}{x^2 z^4}$. A. $x^{10} z^7$ B. $x^{14} z^{15}$ C. $\frac{1}{x^{10} z^7}$ D. $\frac{1}{x^{14} z^{15}}$

[Terjawab] The hypotenuse of a 45-45-90 triangle has a length of 10 units. What is the length of one of its legs? A. [tex]$10 \sqrt{2}$[/tex] units B. 10 units C. [tex]$5 \sqrt{2}$[/tex] units D. 5 units