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What is the difference between the black and the red figure vase painting technique.

1. Black technique was the oldest developed around 700 BC in Corinth, while red techniques was developed in Athens in late 6th century (530) until the 3rd century BC2. Black figure style refer to black figur...
AT
2115 Views

Define a psychological disorder and describe one possible cause of the disorder.

Anorexia Nervosa can be defined as an eating disorder characterised by weight loss, difficulty to maintain appropriate body weight, and the restriction of the types of food eaten. The DSM-IV states that indi...
JO
1989 Views

solve the simultaneous equation x^2 + 2y = 9 , y - x = 3

First we need to find a value for x in terms of y , this can be done by rearranging the second equation y - x = 3 to give x = y - 3. This equation is then substituted into the first equation so that everythi...
SB
Answered by Sara B. • Maths tutor
3129 Views

Compare and contrast the cell structure of animal, plant and bacterial cells

Animal cell:organelles: nucleus, ribosomes, mitochondria, cytoplasm and cell membrane size: Most are 5 μm – 100 μmPlant cell: organelles: nucleus, ribosomes, mitochondria, cytoplasm ,cell membrane, chloropla...
ZU
Answered by Zahra U. • Biology tutor
3331 Views

Given: 𝑓(𝑥) = 𝑎𝑥^3 + 𝑏𝑥^2 − 3 and 𝑓"(−2) = 0. If it is further given that the point (−3; 6) lies on the graph of 𝑓. Show that 𝑎 = 1/3 and 𝑏 = 2.

We start off by finding the first derivative of equation f(x) = ax 3 + bx 2 - 3: f'(x) = 3ax 2 + 2bx. We now take the second derivative of equation f, because we have been told that f"(-2) = 0: f"(...
NL
Answered by Neil L. • Maths tutor
3126 Views