Questions in mathematics

Questions in mathematics

📝 Answered - Simplify the following expression: [tex]x^3-3 x+2 x+2[/tex]

📝 Answered - Using Estimation Fruit Prices | Fruit | Cost (per pound) | |---|---| | apples | $1.89 | | cherries | $5.28 | | grapes | $2.78 | Karla is making fresh grape jelly. She buys 18.7 pounds of grapes. Estimate the total cost. $2.78(18.7) Karla will spend about $\square$ on grapes.

📝 Answered - H = {3; 8; 15; 24; 35; 48}

📝 Answered - Which explains how to find the radius of a circle whose equation is in the form [tex]x^2+y^2=z[/tex]? A. The radius is the constant term, [tex]z[/tex]. B. The radius is the constant term, [tex]z[/tex], divided by 2. C. The radius is the square root of the constant term, [tex]z[/tex]. D. The radius is the square of the constant term, [tex]z[/tex].

📝 Answered - Which expression is equivalent to $\frac{\sqrt[4]{6}}{\sqrt[3]{2}}$ ? A. $\frac{\sqrt[12]{27}}{2}$ B. $\frac{\sqrt[4]{24}}{2}$ C. $\frac{\sqrt[12]{55296}}{2}$ D. $\frac{\sqrt[12]{177147}}{3}$

📝 Answered - Two adult meals at a restaurant cost $17.99 and $14.50. Two children's meals cost $5.99 and $4.60. How much do the four meals cost?

📝 Answered - Solve for x. $8 x+2 x-5=45$

📝 Answered - Joaquin used the table to predict the cost of one year of education at a four-year public university. | Category | Predicted Cost | | ---------------- | -------------- | | tuition | $9,450 | | room and board | $7,920 | | transportation | $2,680 | | books and fees | $1,875 | | other | $930 | He received a grant for $1,900. What is the minimum amount Joaquin will need to contribute to his education annually if he chooses to live at home? A. $13,035 B. $14,935 C. $20,955 D. $22,855

📝 Answered - What is the difference between $1^{3 / 4}$ of $1 / 14$ and $1 / 2$? (a) $1 / 2$ (b) $3 / 7$ (c) $3 / 8$ (d) $1 / 4$ (e) $1 / 8

📝 Answered - Which statement about the following equation is true? [tex]2 x^2-9 x+2=-1[/tex] A. The discriminant is less than 0, so there are two real roots. B. The discriminant is less than 0, so there are two complex roots. C. The discriminant is greater than 0, so there are two real roots. D. The discriminant is greater than 0, so there are two complex roots.