Omi67

Du musst schon antworten, sonst kann ich dir nicht weiterhelfen.

Überprufe auch mal deinen Ausdruck und deine Rechtschreibung!

Soll das Haus so aussehen?

Welche Größe ist mit x gemeint?

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Hir ist der Graph:

The equation $y=-4.9t^2+3.5t+5$ describes the height (in meters) of a ball thrown upward at $3.5$ meters per second from $5$ meters above the ground. In how many seconds will the ball hit the ground? Express your answer as a common fraction

Researchers found that the relationship between the yield of crop and the amount of watering could be modeled by y = -1478 + 3345x - 446x^2, where y is the yield, in kilograms per hectare (kg/ha), and x is the annual amount of water, in hectare-metres (ha-m). how much water produces the greatest yield?

A football is punted into the air. Its height h, in metres, after t seconds is given by h(t) = 1+24.5t - 4.9t^2.
A) Find the maximum height of the ball by completing the square. Round your answer to the nearest hundredth of a metre.
B) When does the ball reach its maximum height?

Du musst jeden Summenden in der Klammer durch 2 teilen.

(6k+6)*1/2=(6k+6) : 2=3k+3

What is CE?

7. A sphere of radius 10 inches is inscribed in a cone with a base of radius 15 inches. In cubic inches, what is the volume of the cone?