The radius of a circle is 21 in. What is the precise distance around the circle?

Factor -8x3-2x2-12x-3 by grouping what is the resulting expression?

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²

Yuto and hila attempted to solve the same inequality. their work is shown below. which statement is true about the work shown above? yuto is correct because he isolated the variable correctly and reversed the inequality symbol. yuto is incorrect because he should not have reversed the inequality symbol. hila is correct because she isolated the variable correctly and reversed the inequality symbol. hila is incorrect because she should not have reversed the inequality symbol.