Answer:
Algebraic grouping symbols parentheses, brackets, braces, radicals, and fraction lines show where a group starts and ends, and help to establish the order used to apply math operations. Terms inside a grouping symbol have to be operated upon before they can be acted upon by anything outside the grouping symbol.
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1/10 of 30000 is 3000 because 30000 divided by 10 is 3000.
<span>The axis of symmetry is x = –4.
</span><span>The domain is all real numbers.
</span><span>The x-intercepts are at (–6, 0) and (–2, 0).
</span>
Step 1: plug in the numbers. 7(6)-4
Step 2 multiply 7x6 42-4
The answer is 58 I think 166-8= 158
