1.	Write using negative exponents.
		A.	-2-4	B.	2-4
		C.	-24	D.	2-3
		Hint
	2.	Write 0.478 in scientific notation.
		A.	478 × 101
		B.	4.78 × 10-2
		C.	4.78 × 102
		D.	4.78 × 10-1
		Hint
	3.	Find –1 + 2.
		A.	–3	B.	–1
		C.	3	D.	1
		Hint
	4.	Find –2 – (–7).
		A.	–9	B.	–5
		C.	9	D.	5
		Hint
	5.	Find –36 ÷ (–4).
		A.	–18	B.	9
		C.	–4	D.	6
		Hint
	6.	Find the length of the hypotenuse in the triangle below. Round to the nearest tenth.
		A.	17.3 cm	B.	7.9 cm
		C.	15 cm	D.	21 cm
		Hint
	7.	Evaluate (–4) 3.
		A.	64	B.	–64
		C.	–12	D.	12
		Hint
	8.	The graph of the Celsius-Kelvin temperature conversion formula, K = C + 273, is shown below. For which temperatures are the Kelvin and Celsius temperatures both positive?
		A.	temperatures greater than 0°C
		B.	temperatures less than 150°C
		C.	temperatures greater than –273 K
		D.	temperatures greater than 0 K
		Hint
	9.	In which quadrant are negative x-coordinates and negative y -coordinates located?
		A.	Quadrant IV	B.	Quadrant III
		C.	Quadrant II	D.	Quadrant I
		Hint
	10.	Find the distance between (9, –2) and (1, 13).
		A.	12.69 units
		B.	4.80 units
		C.	14.87 units
		D.	17 units
		Hint