Is the following in factor form, completely expanded form or partially expanded form? \((x+8)(x+9)+7x\)
Answer
Given, \((x+8)(x+9)+7x\) Terms \((x+8)\) and \((x+9)\) are in product and \(7x\) is added to the product of the term \((x+8)\) and \((x+9)\). So, it is in partially expanded form.
State whether the statement is true (T) or false (F): When two quantities \(x\) and \(y\) are in inverse proportion, then \(\frac {x}{y}\) is a constant.___
State whether the statement is true (T) or false (F): If \(5\) persons can finish a job in \(10\) days then one person will finish it in \(2\) days.___