IdeasCuriosas - Every Question Deserves an Answer Logo

Questions in Grade Middle-school

[Answered] Solve the expression: \((x^3)^9\). A. \(x^{12}\) B. \(x^{27}\) C. \(x^3\) D. \(x^6\)

[Answered] What does "sleeping with the enemy" mean?

[Answered] What is the value of x when [tex]2x + 3 = 3x - 4[/tex]? A. -7 B. -1/5 C. 1 D. 7

[Answered] If the price of a computer was decreased from $1,000 to $750, by what percent was the price decreased?

[Answered] If the sales tax on a $30 item is $1.80, what is the sales tax rate?

[Answered] Which one of the following expressions has an even integer value for all integers \( a \) and \( c \)? F. \( 8a + 2ac \) G. \( 3a + 3c \) H. \( 2a + c \) J. \( a + 2c \) K. \( ac + a^2 \)

[Answered] Which of the following is a factor of the polynomial \(2x^2 – 3x – 5\)? F. \(x – 1\) G. \(2x – 3\) H. \(2x – 5\) J. \(2x + 5\) K. \(3x + 5\)

[Answered] Which of the following is equivalent to [tex]\sin \theta \csc(-\theta)[/tex] wherever [tex]\sin \theta \csc(-\theta)[/tex] is defined? F. [tex]-1[/tex] G. [tex]1[/tex] H. [tex]-\tan \theta[/tex] J. [tex]\tan \theta[/tex] K. [tex]-\sin^2 \theta[/tex]

[Answered] A circle has a circumference of [tex]$16\pi$[/tex] feet. What is the radius of the circle, in feet? A. [tex]\sqrt{8}[/tex] B. 4 C. 8 D. 16 E. 32

[Answered] On a real number line, \( x = -4 \) and \( y = 7 \). What is the length of the line \( XY \)? A. 11 B. 3 C. -11 D. 7