1. This morning when Paul turned on his computer at work, it would not boot. Instead, Paul reported that he heard a loud clicking noise coming from inside his computer. What might be the problem with Paul's computer? a. Magnetic hard drive failed. b. SSD hard drive failed. c. DVD drive failed. d. Video card failed.

81 point Write the equation of the line that passes through the given two points. \( (-3,14) \) and \( (2,-1) \) Write all final answers in slope-intercept form. type your answer...

Realiza las siguientes multiplicaciones entre polinomios \( (a-b)(a+b)= \) \( \left(a+2 a b+5 b^{2}\right)(2 a+3)= \) \( (x-y)\left(x^{2}+x y+y^{2}\right)= \) \( (2 x+3 z)(2 x-3 z)= \) \( \left(x^{3}-y^{3}\right)\left(x^{3}+y^{3}\right)= \) \( (x-y)^{2}= \) \( (a+b)^{3}= \) \( \left(3 x^{2}+\frac{1}{2} x-8\right)\left(-\frac{4}{3} x-\frac{2}{9}\right)= \) \( \left(\frac{2}{7} x^{6} y^{4} z^{2}+3 x y z\right)\left(\frac{5}{11} x y z-3 x^{6} y^{4} z^{2}=\right. \)

212.4 Am 31. Dezember 1986 gewährte die Bank ein Darlehen von 1000.-. Der Zins wird jeweils nach Ablauf eines Jahres zum Kapital geschlagen. Die Rückzah- lung einschliesslich \( 7 \% \) Zins beträgt 1114.10 . An welchem Datum erfolgte die Rückzahlung?

Realiza las siguientes multiplicaciones entre polinomios 1. \( (a-b)(a+b)= \) 2. \( \left(a+2 a b+5 b^{2}\right)(2 a+3)= \) 3. \( (x-y)\left(x^{2}+x y+y^{2}\right)= \) 4. \( (2 x+3 z)(2 x-3 z)= \) 5. \( \left(x^{3}-y^{3}\right)\left(x^{3}+y^{3}\right)= \) 6. \( (x-y)^{2}= \) 7. \( (a+b)^{3}= \) 8. \( \left(3 x^{2}+\frac{1}{2} x-8\right)\left(-\frac{4}{3} x-\frac{2}{9}\right)= \) 9. \( \left(\frac{2}{7} x^{6} y^{4} z^{2}+3 x y z\right)\left(\frac{5}{11} x y z-3 x^{6} y^{4} z^{2}=\right. \)

In un rettangolo la base è \( 5 / 2 \) dell'altezza e la differenza tra le due dimensioni è 27 cm . Calcola l'area del rettangolo. [ \( \left.810 \mathrm{~cm}^{2}\right] \)