Questions in mathematics

Questions in mathematics

📝 Answered - Choose the polynomial written in standard form. [tex]x^4+4 x^3+10 x^2[/tex] [tex]x+4 x^4+10 x^2[/tex] [tex]x^4+4 x+10 x^2[/tex] [tex]x^6+4 x^3+10 x^7[/tex]

📝 Answered - Select the correct answer. What is the simplified form of [tex]$3 \sqrt{7}-5 \sqrt{7}$[/tex]? A. [tex]$-2 \sqrt{7}$[/tex] B. [tex]$2 \sqrt{7}$[/tex] C. [tex]$-\sqrt{14}$[/tex] D. [tex]$15 \sqrt{7}$[/tex]

📝 Answered - By rounding to 1 significant figure, estimate the answers to these questions: a) $31 \times 75$ b) $29 \times 564$ c) $765 \times 273$

📝 Answered - Which of the following statements is true? [tex]24 \times \frac{4}{4}[/tex] A. The product will be greater than 24. B. The product will be equal to 24. C. The product will be less than 24

📝 Answered - What is the following product? [tex]$(\sqrt{14}-\sqrt{3})(\sqrt{12}+\sqrt{7})$[/tex] A. [tex]$2 \sqrt{42}+7 \sqrt{2}-6-\sqrt{21}$[/tex] B. [tex]$ \sqrt{14}-6+\sqrt{7}$[/tex] C. [tex]$ \sqrt{26}+\sqrt{21}-\sqrt{15}-\sqrt{10}$[/tex] D. [tex]$2 \sqrt{42}-\sqrt{21}$[/tex]

📝 Answered - Giselle used the table to predict the cost of one year of college. Giselle predicts that she will receive a grant for [tex]$4,000[/tex]. If she has 4 years in which to save, what is the minimum monthly amount she should deposit in an interest bearing savings account to be able to pay her contribution for one year of college? A. [tex]$400[/tex] B. [tex]$500[/tex] C. [tex]$600[/tex] D. [tex]$700[/tex]

📝 Answered - Select the graph of [tex]f(x)=-0.5|x+2|-1[/tex].

📝 Answered - What is the form of the Pythagorean triple generator? A. [tex]$\left(x^2+y^2\right)^2=\left(x^2+y^2\right)^2+(2 x y)^2$[/tex] B. [tex]$\left(x^2-y^2\right)^2=\left(x^2+y^2\right)^2-(2 x y)^2$[/tex] C. [tex]$\left(x^2+y^2\right)^2=\left(x^2-y^2\right)^2+(2 x y)^2$[/tex] D. [tex]$\left(x^2+y^2\right)^2=\left(x^2-y^2\right)^2-(2 x y)^2$[/tex]

📝 Answered - Convert the following to metres: 1. 40 cm = 2. 102 cm = 3. 360 cm = 4. 440 cm = 5. 600 cm =

📝 Answered - To find the measure of angle A in the triangle below, should the Law of Sines be used? Law of Sines Law of Cosines Law of Tangents A / \ 34 / \ / 127°\ C---18---B