$\left\{ \begin{array} { l } x ^ { 2 } + y ^ { 2 } = 25 \\x + y = 7\end{array} \right.$

question 123

Multiple Choice

$\left\{ \begin{array} { l } x ^ { 2 } + y ^ { 2 } = 25 \\x + y = 7\end{array} \right.$

• A) (4,-3),(3,-4)
• B) (-4,-3),(-3,-4)
• C) (-4,3),(-3,4)
• D) (4,3),(3,4)

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Definitions:

Alkenes

Hydrocarbons that contain at least one carbon-carbon double bond, part of the unsaturated compounds class, which are involved in a variety of chemical reactions.

4-Ethylhept-1-Ene

A hydrocarbon molecule, which is an example of an alkene with a seven-carbon chain and an ethyl group at the fourth carbon.

Alkene

A hydrocarbon containing at least one carbon-carbon double bond, characterized by the prefix 'ene'.

E or Z Label

Descriptors used to specify the configuration of double bond substituents in geometric isomers, based on the Cahn-Ingold-Prelog priority rules.