Name: SAT Math Help & School Math Mastery
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#35405

expressions

radicals

exponents

medium

80 sec

If $A = (2 x^{3})^{2}$ and $B = 4 16 x^{12}$ , and the product $A \cdot B$ is expressed in the form $a x^{b}$ , where $a$ and $b$ are positive constants and $x > 0$ , what is the value of $a + b$ ?

• Up to 5 characters (6 if negative). Only numbers, decimal (.), fraction (/), negative (-).
• Fractions must be in lowest terms.
• Mixed numbers must be converted to improper fractions.