Indirect measurements are useful when it is not possible to measure the object. For some reason. Scientists use indirect measurements when the measure the, temperature of a flame my measuring the wavelength of the light being given off
Answer:
-2x times x is -2x^2
Step-by-step explanation:
because you have two x's
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Answer:
She got an equally good deal both times
Step-by-step explanation:
can be simplified to make 
can be simplified to make 
they are the same
Answer: 13. yes 14. no
Step-by-step explanation:
13. same angles sized down
14. different angles sized down
f(-9) means x is -9
Replace x with -9 and solve:
2/3(-9) - 6
Simplify:
-6 - 6 = -12
f(-9) = -12