Simplify.5(9a + 6) - (4a - 2)
A. 49a + 8
B. -41a + 28
C. 41a + 32
D. 49a + 4
Answer: C
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Solve the problem.A projectile is fired from a cliff 100 feet above the water at an inclination of 45° to the horizontal, with a muzzle velocity of 380 feet per second. The height h of the projectile above the water is given by 
where x is the horizontal distance of the projectile from the base of the cliff. How far from the base of the cliff is the height of the projectile a maximum?
A. 1228.13 ft B. 1128.13 ft C. 3484.38 ft D. 2256.25 ft
Solve.Andrea's sleeping bag is designed for camping in temperatures of -3°C or warmer. For what Fahrenheit temperatures is her sleeping bag designed? Round to the nearest tenth.
A. -33.7°F or warmer B. -19.4°F or warmer C. 52.2°F or warmer D. 26.6°F or warmer
524.63219 to the nearest ten
A. 510 B. 500 C. 520 D. 524.6
Provide an appropriate response.A pediatric speech therapist started her own practice in 2004. The table below shows the number of children she treated each year from 2004 to 2012. The data is to be aligned to the number of years past 2000 and fitted with a linear model.
Classify each of the following as discrete or continuous.i) The data in the tableii) A scatter plot made from the dataiii) The best-fit linear model obtained for the dataiv) The graph of the best-fit linear model obtained for the data
What will be an ideal response?